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Showing results 1 to 50 out of 96
ID Name Reps Class RA DEC Obj. Type Redshift Host Name Host Redshift Reporting Group/s Discovery Data Source/s Classifying Group/s Associated Group/s Disc. Internal Name Disc. Instrument/s Class. Instrument/s TNS AT Public End Prop. Period Object Spectra Discovery Mag/Flux Discovery Filter Discovery Date (UT) Sender Remarks Unreal Sources Bibcode Ext. catalog/s
192975 AT 2025adxn 2 23:30:58.644 -34:36:58.23 GOTO, ATLAS GOTO, ATLAS ATLAS, GOTO GOTO25kda ATLAS-HKO - ATLAS-02, ATLAS-STH - ATLAS-03, GOTO-S - GOTO-4 Y Y 19.87 L-GOTO 2025-11-16 10:36:06.336 GOTO_bot N 2025TNSTR4618....1R
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
279892 2025-12-10 14:09:49 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland (IfA et al. ATLAS ATLAS 23:30:58.644 -34:36:58.23 2025-12-09 06:05:18.816 18.889 orange-ATLAS 2 PSN ATLAS25pku ATLAS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
537237 2025-12-09 06:05:19 2461018.75369 18.889 0.172 19.06 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
537236 2025-12-06 21:30:03 2461016.39587 18.5 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot [Last non detection]
277287 2025-11-17 14:20:44 GOTO_bot G. Ramsay,M. Kennedy,K. Ackley et al. GOTO GOTO 23:30:58.581 -34:36:58.39 2025-11-16 10:36:06.336 19.87 L-GOTO 2 PSN GOTO25kda GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Henryk Krawczyk, M.T. Mazzucato, Virgilio Gonano, Antonio Pasqua, Mayahuel Torres Guerrero 2025TNSTR4618....1R N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
531877 2025-11-16 10:36:06 2460995.941743 19.87 0.13 ABMag L-GOTO GOTO-S_GOTO-4 360
531876 2025-10-31 12:14:50 2460980.010302 19.6 ABMag L-GOTO GOTO-S_GOTO-4 360 [Last non detection]
192916 AT 2025advg 2 10:37:10.289 +29:18:50.41 GOTO, WFST GOTO, WFST GOTO, WFST GOTO25kbm GOTO-N - GOTO-1, GOTO-N - GOTO-2, WFST - WFST-WFC Y Y 20.08 L-GOTO 2025-11-15 04:19:56.928 GOTO_bot N 2025TNSTR4616....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
277323 2025-11-17 15:05:22 WFST_SN Zelin Xu,Dezheng Meng,Ji-an Jiang et al. WFST WFST 10:37:10.290 +29:18:49.63 2025-11-13 20:36:57.600 20.1 g-WFST 1 PSN WFST-GW251113kgjd WFST N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
531928 2025-11-13 20:36:58 2460993.359 20.1 0.03 ABMag g-WFST WFST_WFST-WFC 50
277157 2025-11-17 10:23:08 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 10:37:10.289 +29:18:50.41 2025-11-15 04:19:56.928 20.08 L-GOTO 2 Other GOTO25kbm GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Mayahuel Torres Guerrero, Henryk Krawczyk, Thorsten Eschweiler, Virgilio Gonano, M.T. Mazzucato 2025TNSTR4616....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
531617 2025-11-15 04:19:57 2460994.680516 20.08 0.17 ABMag L-GOTO GOTO-N_GOTO-1 360
531616 2025-11-04 06:14:35 2460983.760132 20 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
192912 AT 2025advc 4 04:41:12.735 +03:51:51.38 GOTO, LAST, ZTF, ATLAS GOTO, LAST, ZTF, ATLAS ATLAS, GOTO, LAST, ZTF GOTO25kgq ATLAS-MLO - ATLAS-01, ATLAS-STH - ATLAS-03, GOTO-N - GOTO-1, GOTO-S - GOTO-4, LAST - LAST-Cam, P48 - ZTF-Cam Y Y 20.07 L-GOTO 2025-11-15 00:48:56.736 GOTO_bot N 2025TNSTR4616....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
278227 2025-11-25 16:00:14 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland (IfA et al. ATLAS ATLAS 04:41:12.763 +03:51:51.33 2025-11-25 11:25:02.208 19.279 orange-ATLAS 2 PSN ATLAS25ovh ATLAS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
533713 2025-11-25 11:25:02 2461004.97572 19.279 0.155 19.66 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
533712 2025-11-21 01:03:57 2461000.54441 19.36 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot [Last non detection]
277725 2025-11-20 10:31:55 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 04:41:12.735 +03:51:51.38 2025-11-10 08:05:57.001 20.4632 g-ZTF 3 PSN ZTF25aceeddh ZTF N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
532682 2025-11-20 09:52:50 2460999.9116898 19.4915 0.173735 ABMag r-ZTF P48_ZTF-Cam
532681 2025-11-10 08:05:57 2460989.8374653 20.4632 0.191653 ABMag g-ZTF P48_ZTF-Cam
532680 2025-11-09 09:23:40 2460988.8914352 19.9603 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
277475 2025-11-18 05:29:20 LAST_Bot1 E. O. Ofek (WIS),R. Konno (WIS),E. A. Zimmerman (WIS) et al. LAST LAST 04:41:12.742 +03:51:51.71 2025-11-16 22:41:27.744 19.73 Clear- 2 PSN LAST N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
532178 2025-11-16 22:41:28 2460996.44546 19.73 ABMag Clear- LAST_LAST-Cam 400
532177 2025-11-15 21:48:33 2460995.40871 21.05 ABMag Clear- LAST_LAST-Cam 400 [Last non detection]
277153 2025-11-17 10:14:24 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 04:41:12.714 +03:51:51.55 2025-11-15 00:48:56.736 20.07 L-GOTO 2 Other GOTO25kgq GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Sauro Gaudenzi, Ciro Sirio Perrella, Cledison Marcos da Silva, M.T. Mazzucato, Laura J. Martin 2025TNSTR4616....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
531609 2025-11-15 00:48:57 2460994.533991 20.07 0.17 ABMag L-GOTO GOTO-N_GOTO-1 180
531608 2025-11-11 14:40:09 2460991.111217 19.8 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
192858 AT 2025adta 1 00:26:32.645 -32:16:01.37 GOTO GOTO GOTO GOTO25jzp GOTO-S - GOTO-3, GOTO-S - GOTO-4 Y Y 20.17 L-GOTO 2025-11-14 10:20:43.584 GOTO_bot N 2025TNSTR4599....1R
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
277063 2025-11-16 16:21:37 GOTO_bot G. Ramsay,D. O'Neill,K. Ackley et al. GOTO GOTO 00:26:32.645 -32:16:01.37 2025-11-14 10:20:43.584 20.17 L-GOTO 2 Other GOTO25jzp GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Clay Steinberg, Mayahuel Torres Guerrero, M.T. Mazzucato, Rosemary Billington, Svetoslav Alexandrov 2025TNSTR4599....1R N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
531465 2025-11-14 10:20:44 2460993.931055 20.17 0.17 ABMag L-GOTO GOTO-S_GOTO-4 360
531464 2025-10-30 11:05:15 2460978.961977 20.1 ABMag L-GOTO GOTO-S_GOTO-3 360 [Last non detection]
192846 AT 2025adso 1 21:04:51.101 +08:14:24.89 GOTO GOTO GOTO GOTO25kap GOTO-N - GOTO-1 Y Y 19.95 L-GOTO 2025-11-08 20:06:57.888 GOTO_bot N 2025TNSTR4598....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
277050 2025-11-16 15:47:41 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 21:04:51.101 +08:14:24.89 2025-11-08 20:06:57.888 19.95 L-GOTO 2 Other GOTO25kap GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Rosemary Billington, Antonio Pasqua, Ciro Sirio Perrella, Henryk Krawczyk, M.T. Mazzucato 2025TNSTR4598....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
531440 2025-11-08 20:06:58 2460988.33817 19.95 0.18 ABMag L-GOTO GOTO-N_GOTO-1 180
531439 2025-11-07 19:29:28 2460987.312126 20.2 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
192608 AT 2025adjk 2 00:06:26.761 -40:42:52.47 GOTO, ATLAS GOTO, ATLAS ATLAS, GOTO GOTO25kac ATLAS-CHL - ATLAS-04, ATLAS-STH - ATLAS-03, GOTO-S - GOTO-4 Y Y 19.52 L-GOTO 2025-10-30 10:14:40.704 GOTO_bot N 2025TNSTR4577....1A
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
276820 2025-11-15 16:53:54 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 00:06:26.761 -40:42:52.47 2025-11-13 00:34:11.136 19.578 orange-ATLAS 2 PSN ATLAS25ogm ATLAS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
531153 2025-11-13 00:34:11 2460992.52374 19.578 0.168 19.65 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 110 Robot
531152 2025-11-12 02:35:13 2460991.60779 19.44 ABMag cyan-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
276735 2025-11-14 22:33:20 GOTO_bot K. Ackley,D. O'Neill,M. Dyer et al. GOTO GOTO 00:06:26.789 -40:42:52.78 2025-10-30 10:14:40.704 19.52 L-GOTO 2 Other GOTO25kac GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Henryk Krawczyk, Joshua Weston, Jose Alberto da Silva Campos, M.T. Mazzucato, Antonio Pasqua 2025TNSTR4577....1A N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
531036 2025-10-30 10:14:41 2460978.926861 19.52 0.15 ABMag L-GOTO GOTO-S_GOTO-4 360
531035 2025-10-20 11:51:54 2460968.99438 20 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
192598 AT 2025adja 1 05:45:01.269 -52:23:08.68 GOTO GOTO GOTO GOTO25jyc GOTO-S - GOTO-3, GOTO-S - GOTO-4 Y Y 19.82 L-GOTO 2025-11-12 17:10:39.936 GOTO_bot N 2025TNSTR4572....1K
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
276724 2025-11-14 14:22:06 GOTO_bot A. Kumar,D. O'Neill,K. Ackley et al. GOTO GOTO 05:45:01.269 -52:23:08.68 2025-11-12 17:10:39.936 19.82 L-GOTO 2 Other GOTO25jyc GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: M.T. Mazzucato, Virgilio Gonano, Mayahuel Torres Guerrero, Abdullah Deya Al-Qisoom, Cledison Marcos da Silva 2025TNSTR4572....1K N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
531015 2025-11-12 17:10:40 2460992.215735 19.82 0.13 ABMag L-GOTO GOTO-S_GOTO-3 360
531014 2025-10-10 18:01:07 2460959.250765 19.8 ABMag L-GOTO GOTO-S_GOTO-4 360 [Last non detection]
192582 AT 2025adik 2 10:42:19.786 -75:21:11.15 GOTO, ATLAS GOTO, ATLAS ATLAS, GOTO GOTO25jyi ATLAS-STH - ATLAS-03, GOTO-S - GOTO-3, GOTO-S - GOTO-4 Y Y 18.54 L-GOTO 2025-11-12 16:54:58.176 GOTO_bot N 2025TNSTR4578....1A
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
277182 2025-11-17 11:15:28 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 10:42:19.786 -75:21:11.15 2025-11-14 01:51:38.592 18.498 orange-ATLAS 2 PSN ATLAS25ohh ATLAS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
531668 2025-11-14 01:51:39 2460993.57753 18.498 0.096 19.3 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot
531667 2025-11-11 02:19:58 2460990.5972 18.8 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot [Last non detection]
276702 2025-11-14 11:08:09 GOTO_bot K. Ackley,M. Dyer,J. Lyman et al. GOTO GOTO 10:42:19.692 -75:21:11.21 2025-11-12 16:54:58.176 18.54 L-GOTO 2 Other GOTO25jyi GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Jose Alberto da Silva Campos, M.T. Mazzucato, Finnian Clark, Sallyann Chesson, Mayahuel Torres Guerrero 2025TNSTR4578....1A N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
530971 2025-11-12 16:54:58 2460992.204844 18.54 0.06 ABMag L-GOTO GOTO-S_GOTO-3 360
530970 2025-07-16 08:52:11 2460872.869572 19.8 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
192144 AT 2025acrt 2 08:16:57.929 -08:45:50.68 GOTO, ZTF GOTO, ZTF GOTO, ZTF GOTO25jpt GOTO-N - GOTO-1, P48 - ZTF-Cam Y Y 14.45 L-GOTO 2025-11-07 05:17:10.464 GOTO_bot N 2025TNSTR4466....1K
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
275971 2025-11-07 12:35:05 BTSbot_bot Nabeel Rehemtulla (CIERA,NU),Wynn Jacobson-Galán (Caltech) et al. ZTF ZTF 08:16:57.929 -08:45:50.68 2025-11-06 13:18:58.003 16.8087 g-ZTF 3 PSN ZTF25accynmt ZTF Bright (m_peak <= 18.5) transient candidate identified autonomously by BTSbot (Rehemtulla et al. 2024; arXiv:2401.15167). N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
529481 2025-11-07 12:23:54 2460987.0165972 14.8046 0.0217884 ABMag r-ZTF P48_ZTF-Cam
529480 2025-11-06 13:18:58 2460986.054838 16.8087 0.03643 ABMag g-ZTF P48_ZTF-Cam
529479 2025-11-05 12:31:41 2460985.0220023 19.5664 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
275970 2025-11-07 11:13:47 GOTO_bot T. Killestein,L. Kelsey,E. Wickens et al. GOTO GOTO 08:16:57.932 -08:45:50.63 2025-11-07 05:17:10.464 14.45 L-GOTO 2 Other GOTO25jpt GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Rachel A. Ford, Henryk Krawczyk, Antonio Pasqua, M.T. Mazzucato, Ciro Sirio Perrella 2025TNSTR4466....1K N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
529478 2025-11-07 05:17:10 2460986.720264 14.45 0.01 ABMag L-GOTO GOTO-N_GOTO-1 180
529477 2025-11-06 04:22:38 2460985.682379 19.2 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
191445 AT 2025absg 4 08:24:54.851 -14:26:50.46 GOTO, ZTF, ATLAS, YSE GOTO, ZTF, ATLAS, Pan-STARRS ATLAS, GOTO, Pan-STARRS, ZTF GOTO25jgk ATLAS-STH - ATLAS-03, GOTO-S - GOTO-3, P48 - ZTF-Cam, PS2 - GPC2 Y Y 19.71 L-GOTO 2025-10-26 16:55:33.600 GOTO_bot N 2025TNSTR4300....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
278912 2025-11-30 19:02:58 YSE_Bot1 D. O. Jones (UC Santa Cruz),K. D. French (Carnegie,Illinois) et al. YSE Pan-STARRS 08:24:54.851 -14:26:50.46 2025-11-30 13:17:45.600 20.23 r-P1 1 PSN PS25imw Pan-STARRS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
535242 2025-11-30 13:17:46 2461010.054 20.23 0.29 20.6 ABMag r-P1 PS2_GPC2 27 Robot
275403 2025-11-01 01:29:09 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 08:24:54.842 -14:26:50.40 2025-10-31 01:35:16.224 19.46 cyan-ATLAS 2 PSN ATLAS25nnn ATLAS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
528233 2025-10-31 01:35:16 2460979.56616 19.46 0.188 19.51 ABMag cyan-ATLAS ATLAS-STH_ATLAS-03 30 Robot
528232 2025-10-29 02:14:11 2460977.59318 19.42 ABMag cyan-ATLAS ATLAS-STH_ATLAS-03 30 Robot [Last non detection]
274969 2025-10-27 11:42:05 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 08:24:54.853 -14:26:50.50 2025-10-22 12:02:32.003 20.6799 g-ZTF 3 PSN ZTF25acafwrq ZTF N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
527271 2025-10-27 11:02:15 2460975.9598958 19.5365 0.174843 ABMag g-ZTF P48_ZTF-Cam
527270 2025-10-22 12:02:32 2460971.0017593 20.6799 0.189601 ABMag g-ZTF P48_ZTF-Cam
527269 2025-10-21 12:30:57 2460970.0214931 20.4055 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
274932 2025-10-26 23:26:39 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 08:24:54.859 -14:26:50.63 2025-10-26 16:55:33.600 19.71 L-GOTO 2 Other GOTO25jgk GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Jose Alberto da Silva Campos, Virgilio Gonano, Antonio Pasqua, Svetoslav Alexandrov, ERIC FABRIGAT 2025TNSTR4300....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
527182 2025-10-26 16:55:34 2460975.205252 19.71 0.14 ABMag L-GOTO GOTO-S_GOTO-3 360
527181 2025-10-23 17:26:39 2460972.226836 19.4 ABMag L-GOTO GOTO-S_GOTO-3 180 [Last non detection]
190595 AT 2025aanw 2 00:49:31.418 -22:09:29.80 GOTO, ZTF GOTO, ZTF GOTO, ZTF GOTO25ipo GOTO-S - GOTO-4, P48 - ZTF-Cam Y Y 20.08 L-GOTO 2025-09-27 12:34:04.224 GOTO_bot N 2025TNSTR4132....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
273874 2025-10-19 09:10:32 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 00:49:31.418 -22:09:29.80 2025-09-15 10:02:27.003 20.4091 g-ZTF 3 PSN ZTF25abspurc ZTF N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
524809 2025-10-19 07:34:19 2460967.8154977 19.9375 0.181025 ABMag g-ZTF P48_ZTF-Cam
524808 2025-09-15 10:02:27 2460933.9183681 20.4091 0.206847 ABMag g-ZTF P48_ZTF-Cam
524807 2025-09-15 08:35:44 2460933.8581481 19.9999 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
273485 2025-10-15 17:35:51 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 00:49:31.467 -22:09:30.42 2025-09-27 12:34:04.224 20.08 L-GOTO 2 Other GOTO25ipo GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Rachel A. Ford, Andres Eloy Martinez Rojas, M.T. Mazzucato, H. A. Güler, Henryk Krawczyk 2025TNSTR4132....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
524100 2025-09-27 12:34:04 2460946.023659 20.08 0.15 ABMag L-GOTO GOTO-S_GOTO-4 360
524099 2025-09-26 11:17:43 2460944.970638 20.2 ABMag L-GOTO GOTO-S_GOTO-4 360 [Last non detection]
190577 AT 2025aane 3 23:20:08.373 -41:00:29.64 GOTO, ATLAS, MASTER GOTO, ATLAS, MASTER ATLAS, GOTO, MASTER GOTO25ioe ATLAS-CHL - ATLAS-04, ATLAS-STH - ATLAS-03, GOTO-S - GOTO-3, GOTO-S - GOTO-4, Other - Other Y Y 20.11 L-GOTO 2025-10-13 13:09:44.352 GOTO_bot N 2025TNSTR4132....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
275810 2025-11-04 23:16:08 MASTER V.Shumkov,V.Lipunov,E.Gorbovskoy et al. MASTER MASTER 23:20:08.310 -41:00:30.60 2025-11-04 03:09:58.752 16.9 Other- 3 Other MASTER OT J232008.31-410030.6 MASTER Blue Johnson/Bessel N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
529111 2025-11-04 03:14:43 2460983.63522 16.9 19.1 VegaMag Other- Other_Other 60 Robot MASTER-OAFA
529110 2025-11-04 03:09:59 2460983.63193 16.9 19.2 VegaMag Other- Other_Other 60 Robot MASTER-OAFA
529109 2025-08-28 05:40:22 2460915.73637 20.5 VegaMag Other- Other_Other 180 Robot [Last non detection] MASTER-OAFA
273660 2025-10-17 09:44:34 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 23:20:08.373 -41:00:29.64 2025-10-16 03:06:46.944 18.398 orange-ATLAS 2 PSN ATLAS25muf ATLAS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
524352 2025-10-16 03:06:47 2460964.62971 18.398 0.188 18.96 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
524351 2025-10-14 21:27:45 2460963.39427 17.94 ABMag cyan-ATLAS ATLAS-STH_ATLAS-03 30 Robot [Last non detection]
273403 2025-10-15 06:54:10 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 23:20:08.336 -41:00:29.71 2025-10-13 13:09:44.352 20.11 L-GOTO 2 Other GOTO25ioe GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: M.T. Mazzucato, Amoli Kakkar, Virgilio Gonano, Jose Alberto da Silva Campos, ERIC FABRIGAT 2025TNSTR4132....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
523939 2025-10-13 13:09:44 2460962.048431 20.11 0.19 ABMag L-GOTO GOTO-S_GOTO-3 360
523938 2025-10-01 11:52:43 2460949.994936 19.4 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
190468 AT 2025aaiz 1 22:39:32.353 -36:59:09.61 GOTO GOTO GOTO GOTO25imp GOTO-S - GOTO-4 Y Y 20.11 L-GOTO 2025-09-23 09:34:30.144 GOTO_bot N 2025TNSTR4113....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
273269 2025-10-14 09:26:49 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 22:39:32.353 -36:59:09.61 2025-09-23 09:34:30.144 20.11 L-GOTO 2 Other GOTO25imp GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Rachel A. Ford, Antonio Pasqua, Henryk Krawczyk, Mayahuel Torres Guerrero, Jose Alberto da Silva Campos 2025TNSTR4113....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
523682 2025-09-23 09:34:30 2460941.898956 20.11 0.18 ABMag L-GOTO GOTO-S_GOTO-4 360
523681 2025-09-22 12:44:33 2460941.030937 20.3 ABMag L-GOTO GOTO-S_GOTO-4 360 [Last non detection]
190407 AT 2025aagq 1 01:03:45.555 -64:22:06.70 GOTO GOTO GOTO GOTO25imi GOTO-S - GOTO-4 Y Y 19.55 L-GOTO 2025-10-12 17:39:16.704 GOTO_bot N 2025TNSTR4097....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
273180 2025-10-13 17:32:45 GOTO_bot D. O'Neill,G. Ramsay,K. Ackley et al. GOTO GOTO 01:03:45.555 -64:22:06.70 2025-10-12 17:39:16.704 19.55 L-GOTO 2 Other GOTO25imi GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: M.T. Mazzucato, Svetoslav Alexandrov, Antonio Pasqua, Mayahuel Torres Guerrero, Henryk Krawczyk 2025TNSTR4097....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
523537 2025-10-12 17:39:17 2460961.235608 19.55 0.19 ABMag L-GOTO GOTO-S_GOTO-4 360
523536 2025-10-05 12:14:28 2460954.010054 19 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
189894 AT 2025zna 1 18:17:32.314 +06:08:36.51 GOTO GOTO GOTO GOTO25ifw GOTO-N - GOTO-1 Y Y 18.44 L-GOTO 2025-10-02 20:10:52.032 GOTO_bot N 2025TNSTR3979....1A
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
272401 2025-10-03 12:20:34 GOTO_bot K. Ackley,M. Dyer,J. Lyman et al. GOTO GOTO 18:17:32.314 +06:08:36.51 2025-10-02 20:10:52.032 18.44 L-GOTO 2 Other GOTO25ifw GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: M.T. Mazzucato, Cledison Marcos da Silva, Antonio Pasqua, Henryk Krawczyk, Mayahuel Torres Guerrero 2025TNSTR3979....1A N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
522057 2025-10-02 20:10:52 2460951.340883 18.44 0.09 ABMag L-GOTO GOTO-N_GOTO-1 180
522056 2025-10-01 20:26:59 2460950.352071 19.7 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
189369 AT 2025ytk 2 05:17:04.992 +06:28:23.64 GOTO, ATLAS GOTO, ATLAS ATLAS, GOTO GOTO25hxf ATLAS-CHL - ATLAS-04, ATLAS-STH - ATLAS-03, GOTO-N - GOTO-1, GOTO-N - GOTO-2 Y Y 18.15 L-GOTO 2025-09-28 03:11:03.552 GOTO_bot N 2025TNSTR3895....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
271678 2025-09-29 09:49:23 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 05:17:04.992 +06:28:23.64 2025-09-27 09:12:29.952 18.286 orange-ATLAS 2 PSN ATLAS25mcp ATLAS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
520717 2025-09-27 09:12:30 2460945.88368 18.286 0.128 19.03 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
520716 2025-09-19 03:12:54 2460937.63396 19.46 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot [Last non detection]
271590 2025-09-28 09:13:29 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 05:17:04.998 +06:28:23.73 2025-09-28 03:11:03.552 18.15 L-GOTO 2 Other GOTO25hxf GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: M.T. Mazzucato, Rosemary Billington, Rosana Maria Black, Ciro Sirio Perrella, Antonio Pasqua 2025TNSTR3895....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
520540 2025-09-28 03:11:04 2460946.63268 18.15 0.04 ABMag L-GOTO GOTO-N_GOTO-2 135
520539 2025-09-22 04:59:25 2460940.707927 20.1 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
189281 AT 2025yqa 1 03:03:22.536 -55:07:05.86 GOTO GOTO GOTO GOTO25hqw GOTO-S - GOTO-4 Y Y 19.9 L-GOTO 2025-08-28 14:49:50.880 GOTO_bot N 2025TNSTR3858....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
271395 2025-09-25 22:21:25 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 03:03:22.536 -55:07:05.86 2025-08-28 14:49:50.880 19.9 L-GOTO 2 Other GOTO25hqw GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Antonio Pasqua, M.T. Mazzucato, Ciro Sirio Perrella, Svetoslav Alexandrov, Jose Alberto da Silva Campos 2025TNSTR3858....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
520143 2025-08-28 14:49:51 2460916.117954 19.9 0.2 ABMag L-GOTO GOTO-S_GOTO-4 180
520142 2025-07-24 16:51:39 2460881.202533 20.1 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
189279 AT 2025ypy 1 07:09:58.304 -60:54:31.86 GOTO GOTO GOTO GOTO25hsb GOTO-S - GOTO-3, GOTO-S - GOTO-4 Y Y 18.23 L-GOTO 2025-09-23 17:00:56.736 GOTO_bot N 2025TNSTR3858....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
271393 2025-09-25 22:19:39 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 07:09:58.304 -60:54:31.86 2025-09-23 17:00:56.736 18.23 L-GOTO 2 Other GOTO25hsb GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: M.T. Mazzucato, Henryk Krawczyk, Ciro Sirio Perrella, Antonio Pasqua, Svetoslav Alexandrov 2025TNSTR3858....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
520139 2025-09-23 17:00:57 2460942.208995 18.23 0.06 ABMag L-GOTO GOTO-S_GOTO-4 180
520138 2025-09-04 18:52:55 2460923.286749 20.2 ABMag L-GOTO GOTO-S_GOTO-3 360 [Last non detection]
189275 AT 2025ypu 1 03:47:09.766 -61:25:49.93 GOTO GOTO GOTO GOTO25hrw GOTO-S - GOTO-4 Y Y 19.63 L-GOTO 2025-09-23 14:24:58.752 GOTO_bot N 2025TNSTR3858....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
271389 2025-09-25 22:17:48 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 03:47:09.766 -61:25:49.93 2025-09-23 14:24:58.752 19.63 L-GOTO 2 Other GOTO25hrw GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Rachel A. Ford, Jose Alberto da Silva Campos, Henryk Krawczyk, M.T. Mazzucato, Andres Eloy Martinez Rojas 2025TNSTR3858....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
520131 2025-09-23 14:24:59 2460942.100683 19.63 0.19 ABMag L-GOTO GOTO-S_GOTO-4 180
520130 2025-08-28 17:42:16 2460916.23768 19.8 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
188925 AT 2025ycm 3 22:15:02.981 -21:18:08.24 GOTO, Pan-STARRS, ZTF GOTO, Pan-STARRS, ZTF GOTO, Pan-STARRS, ZTF GOTO25hkl GOTO-S - GOTO-3, GOTO-S - GOTO-4, P48 - ZTF-Cam, PS1 - GPC1 Y Y 19.94 L-GOTO 2025-09-20 10:45:35.712 GOTO_bot N 2025TNSTR3775....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
271124 2025-09-24 06:34:35 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 22:15:02.960 -21:18:07.98 2025-09-21 05:02:42.999 20.2338 r-ZTF 3 PSN ZTF25absoqmk ZTF N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
519511 2025-09-24 06:02:42 2460942.751875 19.7372 0.157964 ABMag g-ZTF P48_ZTF-Cam
519510 2025-09-21 05:02:43 2460939.7102199 20.2338 0.162025 ABMag r-ZTF P48_ZTF-Cam
519509 2025-09-14 08:26:47 2460932.8519329 19.5047 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
270860 2025-09-21 14:48:04 PS1_Bot1 K. C. Chambers,T. de Boer,J. Fairlamb et al. Pan-STARRS Pan-STARRS 22:15:02.981 -21:18:08.24 2025-09-18 08:39:40.032 20.23 w-P1 1 PSN PS25hor Pan-STARRS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
518936 2025-09-18 08:39:40 2460936.86088 20.23 0.06 22 ABMag w-P1 PS1_GPC1 45 Robot
270790 2025-09-20 17:53:03 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 22:15:02.977 -21:18:09.17 2025-09-20 10:45:35.712 19.94 L-GOTO 2 Other GOTO25hkl GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Amoli Kakkar, Henryk Krawczyk, Cledison Marcos da Silva, Virgilio Gonano, M.T. Mazzucato 2025TNSTR3775....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
518778 2025-09-20 10:45:36 2460938.948328 19.94 0.15 ABMag L-GOTO GOTO-S_GOTO-4 360
518777 2025-09-18 13:27:24 2460937.060693 19.6 ABMag L-GOTO GOTO-S_GOTO-3 180 [Last non detection]
188830 AT 2025xyv 1 19:17:17.878 -52:46:24.50 GOTO GOTO GOTO GOTO25hhn GOTO-S - GOTO-3, GOTO-S - GOTO-4 Y Y 19.99 L-GOTO 2025-08-17 11:17:28.608 GOTO_bot N 2025TNSTR3767....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
270648 2025-09-19 05:45:54 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 19:17:17.878 -52:46:24.50 2025-08-17 11:17:28.608 19.99 L-GOTO 2 Other GOTO25hhn GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Svetoslav Alexandrov, Virgilio Gonano, Antonio Pasqua, Mayahuel Torres Guerrero, M.T. Mazzucato 2025TNSTR3767....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
518474 2025-08-17 11:17:29 2460904.970471 19.99 0.21 ABMag L-GOTO GOTO-S_GOTO-4 180
518473 2025-07-21 12:16:14 2460878.011267 20.3 ABMag L-GOTO GOTO-S_GOTO-3 360 [Last non detection]
188828 AT 2025xyt 1 19:30:55.734 -40:15:13.13 GOTO GOTO GOTO GOTO25hhm GOTO-S - GOTO-3, GOTO-S - GOTO-4 Y Y 20.03 L-GOTO 2025-09-18 10:42:44.640 GOTO_bot N 2025TNSTR3767....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
270646 2025-09-19 05:43:33 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 19:30:55.734 -40:15:13.13 2025-09-18 10:42:44.640 20.03 L-GOTO 2 Other GOTO25hhm GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Cledison Marcos da Silva, Jose Alberto da Silva Campos, Virgilio Gonano, Svetoslav Alexandrov, Antonio Pasqua 2025TNSTR3767....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
518470 2025-09-18 10:42:45 2460936.94635 20.03 0.12 ABMag L-GOTO GOTO-S_GOTO-3 360
518469 2025-09-06 13:51:39 2460925.077531 18.3 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
188821 AT 2025xym 2 20:05:02.593 -49:35:33.93 GOTO, ATLAS GOTO, ATLAS ATLAS, GOTO GOTO25hhz ATLAS-CHL - ATLAS-04, ATLAS-STH - ATLAS-03, GOTO-S - GOTO-3, GOTO-S - GOTO-4 Y Y 19.66 L-GOTO 2025-09-18 10:50:21.696 GOTO_bot N 2025TNSTR3755....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
271787 2025-09-30 09:20:48 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 20:05:02.593 -49:35:33.93 2025-09-29 01:26:54.240 18.929 orange-ATLAS 2 PSN ATLAS25meo ATLAS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
520929 2025-09-29 01:26:54 2460947.56035 18.929 0.189 19.06 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
520928 2025-09-26 19:42:59 2460945.32152 18.79 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot [Last non detection]
270630 2025-09-18 21:29:46 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 20:05:02.606 -49:35:33.64 2025-09-18 10:50:21.696 19.66 L-GOTO 2 Other GOTO25hhz GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Jose Alberto da Silva Campos, Cledison Marcos da Silva, Svetoslav Alexandrov, Antonio Pasqua, Virgilio Gonano 2025TNSTR3755....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
518438 2025-09-18 10:50:22 2460936.951644 19.66 0.09 ABMag L-GOTO GOTO-S_GOTO-3 360
518437 2025-08-17 11:26:40 2460904.976854 20.2 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
188706 AT 2025xub 2 02:46:41.670 -19:01:15.65 GOTO, BlackGEM GOTO, BlackGEM BlackGEM, GOTO GOTO25hcp BG4 - BlackGEM-Cam4, GOTO-S - GOTO-3 Y Y 19.62 L-GOTO 2025-09-13 15:09:31.968 GOTO_bot N 2025TNSTR3738....1R
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
270581 2025-09-18 13:33:15 BlackGEM_Bot1 H. Tranin,F. Stoppa,D. Pieterse et al. BlackGEM BlackGEM 02:46:41.670 -19:01:15.65 2025-09-16 07:00:15.000 19.26 BG-q-BlackGem 2 PSN BGEM J024641.67-190115.7 BlackGEM N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
518350 2025-09-16 07:00:15 2460934.7918403 19.26 0.09 21.05 ABMag BG-q-BlackGem BG4_BlackGEM-Cam4 60 robotic
518349 2025-08-26 08:16:30 2460913.8447917 21.29 ABMag BG-q-BlackGem BG4_BlackGEM-Cam4 60 robotic [Last non detection]
270433 2025-09-17 09:38:48 GOTO_bot G. Ramsay,D. O'Neill,K. Ackley et al. GOTO GOTO 02:46:41.651 -19:01:15.72 2025-09-13 15:09:31.968 19.62 L-GOTO 2 Other GOTO25hcp GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Rachel A. Ford, Virgilio Gonano, Henryk Krawczyk, Amoli Kakkar, M.T. Mazzucato 2025TNSTR3738....1R N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
518006 2025-09-13 15:09:32 2460932.131617 19.62 0.17 ABMag L-GOTO GOTO-S_GOTO-3 180
518005 2025-09-02 15:39:59 2460921.152769 19.7 ABMag L-GOTO GOTO-S_GOTO-3 180 [Last non detection]
188704 AT 2025xtz 4 02:32:33.725 +40:44:41.87 GOTO, ZTF, ATLAS, YSE GOTO, ZTF, ATLAS, Pan-STARRS ATLAS, GOTO, Pan-STARRS, ZTF GOTO25heh ATLAS-MLO - ATLAS-01, ATLAS-TDO - ATLAS-05, GOTO-N - GOTO-1, P48 - ZTF-Cam, PS1 - GPC1 Y Y 19.41 L-GOTO 2025-09-17 03:28:49.728 GOTO_bot N 2025TNSTR3737....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
274111 2025-10-20 23:05:55 YSE_Bot1 D. O. Jones (UC Santa Cruz),K. D. French (Carnegie,Illinois) et al. YSE Pan-STARRS 02:32:33.725 +40:44:41.87 2025-10-04 14:04:12.000 20.14 r-P1 1 PSN PS25igz Pan-STARRS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
525302 2025-10-04 14:04:12 2460953.08625 20.14 0.29 20.6 ABMag r-P1 PS1_GPC1 27 Robot
271359 2025-09-25 21:37:33 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 02:32:33.744 +40:44:41.58 2025-09-25 01:38:54.816 20.051 wide-ATLAS 2 PSN ATLAS25lxs ATLAS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
520071 2025-09-25 01:38:55 2460943.56869 20.051 0.182 20.37 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
520070 2025-09-24 11:56:49 2460942.99779 19.07 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
270448 2025-09-17 11:20:39 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 02:32:33.717 +40:44:41.79 2025-09-08 11:23:04.997 20.361 r-ZTF 3 PSN ZTF25abqnsic ZTF N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
518049 2025-09-17 09:49:45 2460935.9095486 19.566 0.0945658 ABMag r-ZTF P48_ZTF-Cam
518048 2025-09-08 11:23:05 2460926.9743634 20.361 0.189585 ABMag r-ZTF P48_ZTF-Cam
518047 2025-09-08 09:11:11 2460926.8827662 20.0134 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
270431 2025-09-17 09:37:19 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 02:32:33.734 +40:44:41.86 2025-09-17 03:28:49.728 19.41 L-GOTO 2 Other GOTO25heh GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Íris Eduarda Forcel Roncada, M.T. Mazzucato, Mayahuel Torres Guerrero, Rosemary Billington, Antonio Pasqua 2025TNSTR3737....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
518002 2025-09-17 03:28:50 2460935.645025 19.41 0.09 ABMag L-GOTO GOTO-N_GOTO-1 360
518001 2025-07-17 03:19:25 2460873.638481 18.4 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
188193 SN 2025xaz 2 1 03:34:49.928 -09:50:33.58 SN Ia 0.031882 GOTO, ATLAS GOTO, ATLAS None ATLAS, GOTO GOTO25gwl ATLAS-STH - ATLAS-03, ATLAS-TDO - ATLAS-05, GOTO-N - GOTO-1, GOTO-S - GOTO-3 NOT - ALFOSC Y Y 1 18.63 L-GOTO 2025-09-07 05:45:19.584 GOTO_bot N 2025TNSTR3599....1R
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
269746 2025-09-11 15:02:22 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 03:34:49.928 -09:50:33.58 2025-09-11 02:34:55.776 17.199 wide-ATLAS 2 PSN ATLAS25lep ATLAS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
516523 2025-09-11 02:34:56 2460929.60759 17.199 0.157 18.59 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
516522 2025-09-10 00:52:23 2460928.53638 17.92 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot [Last non detection]
269479 2025-09-07 09:25:24 GOTO_bot G. Ramsay,D. O'Neill,K. Ackley et al. GOTO GOTO 03:34:49.955 -09:50:32.98 2025-09-07 05:45:19.584 18.63 L-GOTO 2 Other GOTO25gwl GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: M.T. Mazzucato, Svetoslav Alexandrov, Henryk Krawczyk, Virgilio Gonano, Ryan Cardinale 2025TNSTR3599....1R N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
516017 2025-09-07 05:45:20 2460925.739815 18.63 0.13 ABMag L-GOTO GOTO-N_GOTO-1 180
516016 2025-09-02 17:26:17 2460921.22658 19.8 ABMag L-GOTO GOTO-S_GOTO-3 180 [Last non detection]
Classification reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
22008 2025-09-11 14:51:50 Niko Pyykkinen N. Pyykkinen (NOT/UTU) None SN Ia 0.031882 1 Observed on the night of 09.09.2025 on the Nordic Optical Telescope with ALFOSC instrument. 2025TNSCR3659....1N
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
22008 2025-09-09 00:00:00 NOT / ALFOSC Pyykkinen N. Pyykkinen N. None tns_2025xaz_2025-09-09_NOT_ALFOSC_None.dat tns_2025xaz_2025-09-09_NOT_ALFOSC_None.fits Object
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
22008 2025-09-09 00:00:00 NOT / ALFOSC Pyykkinen N. Pyykkinen N. None tns_2025xaz_2025-09-09_NOT_ALFOSC_None.dat tns_2025xaz_2025-09-09_NOT_ALFOSC_None.fits Object
188031 AT 2025wuv 1 05:38:12.337 -35:03:43.19 GOTO GOTO GOTO GOTO25gtt GOTO-S - GOTO-4 Y Y 20.1 L-GOTO 2025-08-24 19:01:22.368 GOTO_bot N 2025TNSTR3533....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
269224 2025-09-03 20:19:46 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 05:38:12.337 -35:03:43.19 2025-08-24 19:01:22.368 20.1 L-GOTO 2 Other GOTO25gtt GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: M.T. Mazzucato, Virgilio Gonano, Elanos Luís Amado Gonzalez, Antonio Pasqua, Henryk Krawczyk 2025TNSTR3533....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
515426 2025-08-24 19:01:22 2460912.292619 20.1 0.17 ABMag L-GOTO GOTO-S_GOTO-4 360
515425 2025-08-17 18:11:49 2460905.258211 20 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
187651 SN 2025whv 3 2 23:20:30.538 +12:14:30.25 SLSN-I 0.11 GOTO, ATLAS, ZTF GOTO, ATLAS, ZTF GOTO, ZTF ATLAS, GOTO, ZTF GOTO25gnw ATLAS-STH - ATLAS-03, ATLAS-TDO - ATLAS-05, GOTO-N - GOTO-1, P48 - ZTF-Cam LT - SPRAT, NOT - ALFOSC Y Y 2 19.8 L-GOTO 2025-08-28 23:50:06.432 GOTO_bot N 2025TNSTR3453....1P
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
268914 2025-09-01 11:12:49 Fritz Jacob Wise (LJMU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 23:20:30.538 +12:14:30.25 2025-07-31 08:57:40.999 19.4794 r-ZTF 3 PSN ZTF25abmjfcf ZTF N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
514859 2025-09-01 08:00:27 2460919.8336458 18.694 0.0869422 ABMag g-ZTF P48_ZTF-Cam
514858 2025-07-31 08:57:41 2460887.8733912 19.4794 0.0579654 ABMag r-ZTF P48_ZTF-Cam
514857 2025-07-31 07:36:49 2460887.8172338 20.9227 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
268853 2025-09-01 09:12:37 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 23:20:30.533 +12:14:30.10 2025-08-29 22:20:40.992 19.206 cyan-ATLAS 2 PSN ATLAS25kui ATLAS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
514736 2025-08-29 22:20:41 2460917.43103 19.206 0.143 19.62 ABMag cyan-ATLAS ATLAS-STH_ATLAS-03 30 Robot
514735 2025-08-25 03:42:45 2460912.65469 19.93 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 90 Robot [Last non detection]
268570 2025-08-30 06:38:45 GOTO_bot M. Pursiainen,G. Ramsay,K. Ackley et al. GOTO GOTO 23:20:30.518 +12:14:30.03 2025-08-28 23:50:06.432 19.8 L-GOTO 2 Other GOTO25gnw GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Svetoslav Alexandrov, Mayahuel Torres Guerrero, M.T. Mazzucato, Henryk Krawczyk, Íris Eduarda Forcel Roncada 2025TNSTR3453....1P N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
514115 2025-08-28 23:50:06 2460916.493132 19.8 0.2 ABMag L-GOTO GOTO-N_GOTO-1 180
514114 2025-08-27 23:50:53 2460915.493671 20 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
Classification reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21996 2025-09-08 17:55:28 ZTF_Bot1 J. Sollerman, D. Perley (LJMU), A. Mehla, M. Chu, K. R. Hinds, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SLSN-I 0.11 1 ZTF 2025TNSCR3621....1S
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
21996 2025-09-04 02:33:01 LT / SPRAT 2000 LTRobot D. Perley ZTF tns_2025whv_2025-09-04_02-33-01_LT_SPRAT_ZTF.ascii Object
21933 2025-08-31 08:54:32 David O'Neill I. Worssam, M. Pursiainen, D. O'Neill, J. Lyman, T. Killestein, K. Ackley, M. Dyer, K. Ulaczyk, D. Steeghs, D. Galloway, V. Dhillon, P. O'Brien, G. Ramsay, K. Noysena, R. Kotak, R. Breton, J. Casares, L. Nuttall, B. Godson, A. Kumar on behalf of GOTO collaboration GOTO SN Ia-91T-like 0.1 1 GOTO Reasonable matches to SN Ia and SN Ia-91T-like at z~0.1. 91T-like matches are favoured owing to the template epochs being a closer approximation of the light curve (approaching peak), the inferred current absolute magnitude of M ~ -19.4 mag, and the relatively weak Si II. 2025TNSCR3484....1W
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
21933 2025-08-31 03:54:08 NOT / ALFOSC I. Worssam, M. Pursiainen I. Worssam, M. Pursiainen GOTO tns_2025whv_2025-08-31_03-54-08.072_NOT_ALFOSC_GOTO.dat Object
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
21996 2025-09-04 02:33:01 LT / SPRAT 2000 LTRobot D. Perley ZTF tns_2025whv_2025-09-04_02-33-01_LT_SPRAT_ZTF.ascii Object
21933 2025-08-31 03:54:08 NOT / ALFOSC I. Worssam, M. Pursiainen I. Worssam, M. Pursiainen GOTO tns_2025whv_2025-08-31_03-54-08.072_NOT_ALFOSC_GOTO.dat Object
186824 SN 2025vcj 2 1 04:30:08.733 -23:38:02.04 SN Ia 0.09 GOTO, ATLAS GOTO, ATLAS GOTO ATLAS, GOTO GOTO25gee ATLAS-CHL - ATLAS-04, ATLAS-STH - ATLAS-03, GOTO-S - GOTO-3, GOTO-S - GOTO-4 NOT - ALFOSC Y Y 1 18.9 L-GOTO 2025-08-17 16:51:36.864 GOTO_bot N 2025TNSTR3333....1K
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
268367 2025-08-29 09:13:02 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 04:30:08.733 -23:38:02.04 2025-08-17 00:25:25.824 19.031 orange-ATLAS 2 PSN ATLAS25krs ATLAS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
513718 2025-08-17 00:25:26 2460904.51766 19.031 0.129 19.75 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 110 Robot
513717 2025-08-10 08:37:02 2460897.85905 18.35 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
267256 2025-08-23 10:40:36 GOTO_bot A. Kumar,D. O'Neill,K. Ackley et al. GOTO GOTO 04:30:08.761 -23:38:01.51 2025-08-17 16:51:36.864 18.9 L-GOTO 2 Other GOTO25gee GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: M.T. Mazzucato, Íris Eduarda Forcel Roncada, Rachel A. Ford, Cledison Marcos da Silva, Virgilio Gonano 2025TNSTR3333....1K N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
511590 2025-08-17 16:51:37 2460905.202512 18.9 0.1 ABMag L-GOTO GOTO-S_GOTO-4 180
511589 2025-07-24 19:49:17 2460881.32589 19 ABMag L-GOTO GOTO-S_GOTO-3 360 [Last non detection]
Classification reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21904 2025-08-29 10:36:17 David O'Neill I. Worssam, M. Pursiainen, J. Lyman, D. O'Neill, T. Killestein, K. Ackley, M. Dyer, K. Ulaczyk, D. Steeghs, D. Galloway, V. Dhillon, P. O'Brien, G. Ramsay, K. Noysena, R. Kotak, R. Breton, J. Casares, L. Nuttall, B. Godson, A. Kumar on behalf of GOTO collaboration GOTO SN Ia 0.09 1 GOTO Classified using template matching with SNID-SAGE. 2025TNSCR3449....1W
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
21904 2025-08-29 05:23:32 NOT / ALFOSC I. Worssam, M. Pursiainen I. Worssam, M. Pursiainen GOTO tns_2025vcj_2025-08-29_05-23-32.207_NOT_ALFOSC_GOTO.dat Object
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
21904 2025-08-29 05:23:32 NOT / ALFOSC I. Worssam, M. Pursiainen I. Worssam, M. Pursiainen GOTO tns_2025vcj_2025-08-29_05-23-32.207_NOT_ALFOSC_GOTO.dat Object
186065 AT 2025tzg 2 00:47:08.215 -43:15:46.90 GOTO, ATLAS GOTO, ATLAS ATLAS, GOTO GOTO25fuq ATLAS-CHL - ATLAS-04, GOTO-S - GOTO-4 Y Y 19.77 L-GOTO 2025-08-04 16:51:18.720 GOTO_bot N 2025TNSTR3209....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
265981 2025-08-15 22:16:27 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 00:47:08.215 -43:15:46.90 2025-08-14 05:46:46.848 19.355 orange-ATLAS 2 PSN ATLAS25jmy ATLAS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
509106 2025-08-14 05:46:47 2460901.74082 19.355 0.145 19.72 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 110 Robot
509105 2025-08-10 08:56:05 2460897.87228 18.4 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
265977 2025-08-15 19:14:24 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 00:47:08.231 -43:15:47.80 2025-08-04 16:51:18.720 19.77 L-GOTO 2 Other GOTO25fuq GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Cledison Marcos da Silva, Virgilio Gonano, T. G. Fisher, Antonio Pasqua, Svetoslav Alexandrov 2025TNSTR3209....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
509101 2025-08-04 16:51:19 2460892.202299 19.77 0.17 ABMag L-GOTO GOTO-S_GOTO-4 360
509100 2025-07-16 15:47:53 2460873.158251 19.7 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
185642 AT 2025tjb 2 00:18:30.068 -66:46:36.07 GOTO, ATLAS GOTO, ATLAS ATLAS, GOTO GOTO25fqq ATLAS-CHL - ATLAS-04, GOTO-S - GOTO-3, GOTO-S - GOTO-4 Y Y 19.63 L-GOTO 2025-08-05 18:47:14.784 GOTO_bot N 2025TNSTR3105....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
267328 2025-08-23 14:59:22 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 00:18:30.068 -66:46:36.07 2025-08-23 07:00:31.392 18.664 orange-ATLAS 2 PSN ATLAS25kfs ATLAS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
511699 2025-08-23 07:00:31 2460910.79203 18.664 0.068 19.89 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 110 Robot
511698 2025-08-09 04:49:26 2460896.701 18.11 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
265221 2025-08-07 16:05:13 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 00:18:30.030 -66:46:35.24 2025-08-05 18:47:14.784 19.63 L-GOTO 2 Other GOTO25fqq GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Cledison Marcos da Silva, Rosemary Billington, Pietro Maiorana, Svetoslav Alexandrov, M.T. Mazzucato 2025TNSTR3105....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
507787 2025-08-05 18:47:15 2460893.282808 19.63 0.11 ABMag L-GOTO GOTO-S_GOTO-3 360
507786 2025-07-16 16:10:40 2460873.174072 19.7 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
184374 SN 2025rop 4 1 23:34:04.147 +01:34:45.55 SN Ic 0.044231 GOTO, ZTF, ATLAS, Pan-STARRS GOTO, ZTF, ATLAS, Pan-STARRS ZTF ATLAS, GOTO, Pan-STARRS, ZTF GOTO25fcs ATLAS-HKO - ATLAS-02, ATLAS-STH - ATLAS-03, GOTO-N - GOTO-1, GOTO-N - GOTO-2, P48 - ZTF-Cam, PS1 - GPC1 P60 - SEDM Y Y 1 19.42 L-GOTO 2025-07-20 03:49:21.792 GOTO_bot N 2025TNSTR2783....1K
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
265275 2025-08-08 23:34:52 PS1_Bot1 K. C. Chambers,T. de Boer,J. Fairlamb et al. Pan-STARRS Pan-STARRS 23:34:04.147 +01:34:45.55 2025-08-03 11:46:18.336 19.45 w-P1 1 PSN PS25gav Pan-STARRS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
507864 2025-08-03 11:46:18 2460890.99049 19.45 0.04 22 ABMag w-P1 PS1_GPC1 45 Robot
263307 2025-07-21 18:34:29 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 23:34:04.140 +01:34:45.78 2025-07-21 03:35:14.208 19.011 orange-ATLAS 2 PSN ATLAS25iat ATLAS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
504059 2025-07-21 03:35:14 2460877.64947 19.011 0.195 19.19 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot
504058 2025-07-20 14:46:27 2460877.11559 19.39 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot [Last non detection]
263279 2025-07-21 09:42:37 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 23:34:04.157 +01:34:45.58 2025-07-19 08:41:22.001 19.7577 r-ZTF 3 PSN ZTF25abbzsku ZTF N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
503990 2025-07-21 08:24:35 2460877.8504051 19.538 0.117578 ABMag r-ZTF P48_ZTF-Cam
503989 2025-07-19 08:41:22 2460875.8620602 19.7577 0.122197 ABMag r-ZTF P48_ZTF-Cam
503988 2025-07-19 07:42:58 2460875.8215046 19.1656 ABMag i-ZTF P48_ZTF-Cam [Last non detection]
263078 2025-07-20 10:46:09 GOTO_bot A. Kumar,D. O'Neill,K. Ackley et al. GOTO GOTO 23:34:04.146 +01:34:45.24 2025-07-20 03:49:21.792 19.42 L-GOTO 2 Other GOTO25fcs GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Animesh Roy, Henryk Krawczyk, Pietro Maiorana, Ciro Sirio Perrella, Svetoslav Alexandrov 2025TNSTR2783....1K N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
503657 2025-07-20 03:49:22 2460876.659284 19.42 0.15 ABMag L-GOTO GOTO-N_GOTO-1 180
503656 2025-07-19 03:48:32 2460875.658701 18.4 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
Classification reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21764 2025-08-11 18:43:38 ZTF_Bot1 J. Sollerman, A. Mehla, M. Chu, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ic 0.044231 1 ZTF 2025TNSCR3150....1S
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
21764 2025-07-27 11:17:51 P60 / SEDM 2700 SEDmRobot ZTF tns_2025rop_2025-07-27_11-17-51.353251_P60_SEDM_ZTF.ascii Object
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
21764 2025-07-27 11:17:51 P60 / SEDM 2700 SEDmRobot ZTF tns_2025rop_2025-07-27_11-17-51.353251_P60_SEDM_ZTF.ascii Object
184307 AT 2025rmc 1 20:52:45.132 -61:33:21.21 GOTO GOTO GOTO GOTO25fbp GOTO-S - GOTO-4 Y Y 19.56 L-GOTO 2025-06-28 12:11:45.024 GOTO_bot N 2025TNSTR2770....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
262986 2025-07-19 11:16:24 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 20:52:45.132 -61:33:21.21 2025-06-28 12:11:45.024 19.56 L-GOTO 2 Other GOTO25fbp GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Ayushmaan Mishra, Ciro Sirio Perrella, Antonio Pasqua, Virgilio Gonano, Íris Eduarda Forcel Roncada 2025TNSTR2770....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
503453 2025-06-28 12:11:45 2460855.008156 19.56 0.18 ABMag L-GOTO GOTO-S_GOTO-4 180
503452 2025-06-20 13:25:47 2460847.059573 19.8 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
184276 AT 2025rky 1 22:55:52.658 -71:48:46.55 GOTO GOTO GOTO GOTO25fbr GOTO-S - GOTO-3, GOTO-S - GOTO-4 Y Y 19.69 L-GOTO 2025-07-18 17:01:06.240 GOTO_bot N 2025TNSTR2752....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
262934 2025-07-18 18:18:25 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 22:55:52.658 -71:48:46.55 2025-07-18 17:01:06.240 19.69 L-GOTO 2 Other GOTO25fbr GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Henryk Krawczyk, Svetoslav Alexandrov, ERIC FABRIGAT, Jose Alberto da Silva Campos, Antonio Pasqua 2025TNSTR2752....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
503332 2025-07-18 17:01:06 2460875.209098 19.69 0.12 ABMag L-GOTO GOTO-S_GOTO-4 360
503331 2025-07-16 15:42:48 2460873.15472 19.8 ABMag L-GOTO GOTO-S_GOTO-3 180 [Last non detection]
184199 AT 2025rhz 1 03:57:38.764 -58:27:41.31 GOTO GOTO GOTO GOTO25ezk GOTO-S - GOTO-3, GOTO-S - GOTO-4 Y Y 18.82 L-GOTO 2025-07-12 18:12:53.280 GOTO_bot N 2025TNSTR2740....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
262791 2025-07-17 08:21:54 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 03:57:38.764 -58:27:41.31 2025-07-12 18:12:53.280 18.82 L-GOTO 2 Other GOTO25ezk GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Rosemary Billington, M.T. Mazzucato, Antonio Pasqua, Cledison Marcos da Silva, Mayahuel Torres Guerrero 2025TNSTR2740....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
503051 2025-07-12 18:12:53 2460869.258953 18.82 0.18 ABMag L-GOTO GOTO-S_GOTO-3 180
503050 2025-07-08 18:49:41 2460865.284504 19 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
183607 AT 2025qng 1 14:33:56.319 -32:11:08.94 GOTO GOTO GOTO GOTO25eqb GOTO-S - GOTO-3, GOTO-S - GOTO-4 Y Y 17.99 L-GOTO 2025-07-06 10:00:40.896 GOTO_bot N 2025TNSTR2591....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
261762 2025-07-07 11:19:17 GOTO_bot D. O'Neill,B. Godson,K. Ackley et al. GOTO GOTO 14:33:56.319 -32:11:08.94 2025-07-06 10:00:40.896 17.99 L-GOTO 2 Other GOTO25eqb GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: M.T. Mazzucato, Rosemary Billington, Henryk Krawczyk, Virgilio Gonano, Ayushmaan Mishra 2025TNSTR2591....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
501259 2025-07-06 10:00:41 2460862.917137 17.99 0.06 ABMag L-GOTO GOTO-S_GOTO-3 360
501258 2025-07-04 13:33:44 2460861.065093 17.9 ABMag L-GOTO GOTO-S_GOTO-4 270 [Last non detection]
182526 AT 2025oys 4 13:35:58.358 +15:48:44.16 GOTO, ZTF, ATLAS, ALeRCE GOTO, ZTF, ATLAS ATLAS, GOTO, ZTF GOTO25efg ATLAS-MLO - ATLAS-01, GOTO-N - GOTO-2, P48 - ZTF-Cam Y Y 19.66 L-GOTO 2025-06-21 22:21:40.608 GOTO_bot N 2025TNSTR2409....1K
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
260172 2025-06-26 16:25:48 ALeRCE A. Munoz-Arancibia,G. Pignata,F.E. Bauer et al. ALeRCE ZTF 13:35:58.358 +15:48:44.16 2025-06-20 06:08:24.999 20.7672 g-ZTF 4 PSN LEDA 1493846 ZTF25aaxpeqe ZTF SN candidate classified using ALeRCE's stamp classifier (Carrasco-Davis et al. 2021) and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF25aaxpeqe N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
498516 2025-06-26 06:41:30 2460852.7788194 19.1358 0.153252 19.8074 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
498515 2025-06-22 07:39:11 2460848.8188773 20.1901 0.300089 19.8354 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
498514 2025-06-20 06:08:25 2460846.7558449 20.7672 0.385697 20.3548 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
498513 2025-06-18 08:11:20 2460844.8412037 19.6698 ABMag r-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF
260161 2025-06-26 13:31:49 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 13:35:58.349 +15:48:43.85 2025-06-25 07:29:22.848 19.423 cyan-ATLAS 2 PSN ATLAS25gni ATLAS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
498490 2025-06-25 07:29:23 2460851.81207 19.423 0.151 19.7 ABMag cyan-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
498489 2025-06-23 06:53:01 2460849.78682 19.09 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
260087 2025-06-26 06:54:39 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 13:35:58.366 +15:48:44.30 2025-06-22 07:39:10.998 20.3172 g-ZTF 3 PSN ZTF25aaxpeqe ZTF N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
498322 2025-06-26 06:41:30 2460852.7788194 19.1358 0.153252 ABMag g-ZTF P48_ZTF-Cam
498321 2025-06-22 07:39:11 2460848.8188773 20.3172 0.196346 ABMag g-ZTF P48_ZTF-Cam
498320 2025-06-22 06:55:49 2460848.7887616 20.0878 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
260082 2025-06-26 05:42:57 GOTO_bot A. Kumar,D. O'Neill,K. Ackley et al. GOTO GOTO 13:35:58.333 +15:48:44.36 2025-06-21 22:21:40.608 19.66 L-GOTO 2 Other GOTO25efg GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Svetoslav Alexandrov, Jason Alarcon, M.T. Mazzucato, Mayahuel Torres Guerrero, Minrui Ning 2025TNSTR2409....1K N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
498311 2025-06-21 22:21:41 2460848.431723 19.66 0.19 ABMag L-GOTO GOTO-N_GOTO-2 180
498310 2025-06-20 21:57:51 2460847.415166 19.7 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
182393 AT 2025otq 1 13:24:45.727 +39:17:28.06 GOTO GOTO GOTO GOTO25ecp GOTO-N - GOTO-2 Y Y 19.88 L-GOTO 2025-06-23 22:53:52.512 GOTO_bot N 2025TNSTR2375....1K
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
259859 2025-06-24 07:26:02 GOTO_bot A. Kumar,D. O'Neill,K. Ackley et al. GOTO GOTO 13:24:45.727 +39:17:28.06 2025-06-23 22:53:52.512 19.88 L-GOTO 2 Other GOTO25ecp GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Mayahuel Torres Guerrero, Caleb Wiley, M.T. Mazzucato, Rosemary Billington, Minrui Ning 2025TNSTR2375....1K N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
497790 2025-06-23 22:53:53 2460850.454084 19.88 0.14 ABMag L-GOTO GOTO-N_GOTO-2 360
497789 2025-06-21 22:12:20 2460848.425234 19.9 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
182242 AT 2025onv 3 21:23:32.710 +13:15:52.34 GOTO, ZTF, YSE GOTO, ZTF, Pan-STARRS GOTO, Pan-STARRS, ZTF GOTO25dza GOTO-N - GOTO-2, GOTO-S - GOTO-4, P48 - ZTF-Cam, PS1 - GPC1 Y Y 19.19 L-GOTO 2025-06-21 16:14:24.288 GOTO_bot N 2025TNSTR2334....1R
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
259955 2025-06-25 01:03:26 YSE_Bot1 D. O. Jones (UC Santa Cruz),K. D. French (Carnegie,Illinois) et al. YSE Pan-STARRS 21:23:32.710 +13:15:52.34 2025-06-23 11:44:45.024 20.25 i-P1 1 PSN PS25dpk Pan-STARRS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
497991 2025-06-23 11:44:45 2460849.98941 20.25 0.2 20.7 ABMag i-P1 PS1_GPC1 27 Robot
259816 2025-06-23 11:46:23 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 21:23:32.695 +13:15:52.31 2025-06-21 08:28:29.999 20.338 r-ZTF 3 PSN ZTF25aawnhle ZTF N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
497671 2025-06-23 08:39:31 2460849.8607755 19.9982 0.148732 ABMag r-ZTF P48_ZTF-Cam
497670 2025-06-21 08:28:30 2460847.853125 20.338 0.122732 ABMag r-ZTF P48_ZTF-Cam
497669 2025-06-19 09:09:38 2460845.8816898 20.6457 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
259638 2025-06-21 21:02:47 GOTO_bot G. Ramsay,D. O'Neill,K. Ackley et al. GOTO GOTO 21:23:32.741 +13:15:52.66 2025-06-21 16:14:24.288 19.19 L-GOTO 2 Other GOTO25dza GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: M.T. Mazzucato, Jose Alberto da Silva Campos, Virgilio Gonano, Mayahuel Torres Guerrero, Cledison Marcos da Silva 2025TNSTR2334....1R N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
497365 2025-06-21 16:14:24 2460848.176672 19.19 0.13 ABMag L-GOTO GOTO-S_GOTO-4 180
497364 2025-06-13 04:54:09 2460839.704271 17.8 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
182166 AT 2025okx 2 00:55:00.467 -46:50:37.50 GOTO, ATLAS GOTO, ATLAS ATLAS, GOTO GOTO25dxb ATLAS-CHL - ATLAS-04, GOTO-S - GOTO-3, GOTO-S - GOTO-4 Y Y 19.06 L-GOTO 2025-06-13 17:10:45.984 GOTO_bot N 2025TNSTR2333....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
260850 2025-07-01 07:50:00 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 00:55:00.467 -46:50:37.50 2025-06-30 07:54:09.792 19.057 orange-ATLAS 2 PSN ATLAS25gsy ATLAS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
499799 2025-06-30 07:54:10 2460856.82928 19.057 0.235 18.99 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
499798 2025-06-24 06:40:08 2460850.77787 18.94 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
259529 2025-06-21 09:02:40 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 00:55:00.525 -46:50:37.50 2025-06-13 17:10:45.984 19.06 L-GOTO 2 Other GOTO25dxb GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Cledison Marcos da Silva, Virgilio Gonano, Svetoslav Alexandrov, Jose Alberto da Silva Campos, Ciro Sirio Perrella 2025TNSTR2333....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
497166 2025-06-13 17:10:46 2460840.215807 19.06 0.2 ABMag L-GOTO GOTO-S_GOTO-3 180
497165 2025-05-23 19:33:12 2460819.31472 19.5 ABMag L-GOTO GOTO-S_GOTO-4 135 [Last non detection]
182165 AT 2025okw 1 01:35:22.998 -20:21:57.66 GOTO GOTO GOTO GOTO25dxa GOTO-S - GOTO-4 Y Y 18.83 L-GOTO 2025-05-24 19:27:35.712 GOTO_bot N 2025TNSTR2333....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
259528 2025-06-21 08:58:38 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 01:35:22.998 -20:21:57.66 2025-05-24 19:27:35.712 18.83 L-GOTO 2 Other GOTO25dxa GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Henryk Krawczyk, Jason Alarcon, Ciro Sirio Perrella, Cledison Marcos da Silva, Virgilio Gonano 2025TNSTR2333....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
497164 2025-05-24 19:27:36 2460820.310833 18.83 0.21 ABMag L-GOTO GOTO-S_GOTO-4 180
497163 2024-12-29 12:05:49 2460674.004045 19.9 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
182164 AT 2025okv 2 00:56:39.913 -44:18:30.89 GOTO, ATLAS GOTO, ATLAS ATLAS, GOTO GOTO25dwz ATLAS-CHL - ATLAS-04, GOTO-S - GOTO-3, GOTO-S - GOTO-4 Y Y 18.96 L-GOTO 2025-06-15 16:19:58.656 GOTO_bot N 2025TNSTR2333....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
260069 2025-06-25 21:22:27 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 00:56:39.913 -44:18:30.89 2025-06-24 06:09:16.416 18.346 orange-ATLAS 2 PSN ATLAS25gmd ATLAS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
498285 2025-06-24 06:09:16 2460850.75644 18.346 0.125 18.88 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
498284 2025-06-18 09:22:40 2460844.89074 18.77 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
259527 2025-06-21 08:55:07 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 00:56:39.947 -44:18:30.72 2025-06-15 16:19:58.656 18.96 L-GOTO 2 Other GOTO25dwz GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Mayahuel Torres Guerrero, Virgilio Gonano, Ciro Sirio Perrella, Antonio Pasqua, Henryk Krawczyk 2025TNSTR2333....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
497162 2025-06-15 16:19:59 2460842.180545 18.96 0.21 ABMag L-GOTO GOTO-S_GOTO-4 180
497161 2025-06-13 17:10:46 2460840.215807 19 ABMag L-GOTO GOTO-S_GOTO-3 180 [Last non detection]
182111 AT 2025oiu 1 00:54:25.471 -22:55:31.34 GOTO GOTO GOTO GOTO25dwk GOTO-S - GOTO-3, GOTO-S - GOTO-4 Y Y 19.88 L-GOTO 2025-06-20 17:33:38.880 GOTO_bot N 2025TNSTR2309....1K
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
259450 2025-06-20 20:24:26 GOTO_bot A. Kumar,D. O'Neill,K. Ackley et al. GOTO GOTO 00:54:25.471 -22:55:31.34 2025-06-20 17:33:38.880 19.88 L-GOTO 2 Other GOTO25dwk GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Svetoslav Alexandrov, Cledison Marcos da Silva, Virgilio Gonano, Henryk Krawczyk, Antonio Pasqua 2025TNSTR2309....1K N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
496941 2025-06-20 17:33:39 2460847.231695 19.88 0.13 ABMag L-GOTO GOTO-S_GOTO-3 360
496940 2025-06-15 17:14:29 2460842.218388 19 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
181506 SN 2025nlw 4 1 01:04:22.383 -16:44:28.08 SN II 0.04 GOTO, ATLAS, ZTF, Pan-STARRS GOTO, ATLAS, ZTF, Pan-STARRS ZTF ATLAS, GOTO, Pan-STARRS, ZTF GOTO25dme ATLAS-CHL - ATLAS-04, GOTO-S - GOTO-3, GOTO-S - GOTO-4, P48 - ZTF-Cam, PS1 - GPC1 P60 - SEDM Y Y 1 18.42 L-GOTO 2025-06-13 18:15:36.576 GOTO_bot N 2025TNSTR2204....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
269693 2025-09-11 10:53:22 PS1_Bot1 K. C. Chambers,T. de Boer,J. Fairlamb et al. Pan-STARRS Pan-STARRS 01:04:22.383 -16:44:28.08 2025-08-23 13:11:53.088 19.51 w-P1 1 PSN PS25hjt Pan-STARRS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
516447 2025-08-23 13:11:53 2460911.04992 19.51 0.06 22 ABMag w-P1 PS1_GPC1 45 Robot
262410 2025-07-13 12:56:24 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 01:04:22.378 -16:44:27.99 2025-06-24 11:24:25.997 18.0665 r-ZTF 2 PSN ZTF25aaxfkwe ZTF N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
502361 2025-07-13 11:21:32 2460869.973287 18.4601 0.114422 ABMag r-ZTF P48_ZTF-Cam
502360 2025-06-24 11:24:26 2460850.9753009 18.0665 0.079975 ABMag r-ZTF P48_ZTF-Cam
259323 2025-06-20 15:13:18 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 01:04:22.395 -16:44:27.53 2025-06-20 07:20:22.848 18.024 orange-ATLAS 2 PSN ATLAS25gjc ATLAS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
496772 2025-06-20 07:20:23 2460846.80582 18.024 0.138 18.43 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
496771 2025-06-19 09:55:30 2460845.91354 18.53 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
258414 2025-06-13 22:53:30 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 01:04:22.375 -16:44:28.23 2025-06-13 18:15:36.576 18.42 L-GOTO 2 Other GOTO25dme GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Henryk Krawczyk, Jason Alarcon, Cledison Marcos da Silva, Ciro Sirio Perrella, Virgilio Gonano 2025TNSTR2204....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
494914 2025-06-13 18:15:37 2460840.260838 18.42 0.1 ABMag L-GOTO GOTO-S_GOTO-3 180
494913 2025-01-09 11:26:49 2460684.976958 17.4 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
Classification reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21844 2025-08-22 10:08:21 ZTF_Bot1 J. Sollerman, S. Covarrubias, M. Chu, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN II 0.04 1 ZTF 2025TNSCR3329....1S
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
21844 2025-08-22 08:57:19 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025nlw_2025-08-22_08-57-18.856159_P60_SEDM_ZTF.ascii Object
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
21844 2025-08-22 08:57:19 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025nlw_2025-08-22_08-57-18.856159_P60_SEDM_ZTF.ascii Object
177891 AT 2025ihs 3 12:00:06.565 -04:33:47.93 GOTO, BlackGEM, ATLAS GOTO, BlackGEM, ATLAS ATLAS, BlackGEM, GOTO GOTO25ccs ATLAS-CHL - ATLAS-04, ATLAS-HKO - ATLAS-02, BG3 - BlackGEM-Cam3, BG4 - BlackGEM-Cam4, GOTO-N - GOTO-1, GOTO-S - GOTO-3 Y Y 19.27 L-GOTO 2025-04-24 09:25:43.104 GOTO_bot N 2025TNSTR1522....1K
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
253393 2025-05-02 14:42:19 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 12:00:06.551 -04:33:48.34 2025-04-27 08:38:28.320 19.351 orange-ATLAS 2 PSN ATLAS25end ATLAS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
485539 2025-04-27 08:38:28 2460792.86005 19.351 0.193 19.44 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
485538 2025-04-26 03:20:30 2460791.63924 19.17 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
252644 2025-04-25 09:42:04 BlackGEM_Bot1 J. A. Paice,H. Tranin,F. Stoppa et al. BlackGEM BlackGEM 12:00:06.565 -04:33:47.93 2025-04-24 01:04:59.000 19.59 BG-q-BlackGem 2 1 PSN BGEM J120006.56-043347.9 BlackGEM N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
484192 2025-04-24 01:04:59 2460789.5451273 19.59 0.09 20.95 ABMag BG-q-BlackGem BG4_BlackGEM-Cam4 60 robotic
484191 2025-04-22 01:34:28 2460787.5656019 20.89 ABMag BG-q-BlackGem BG3_BlackGEM-Cam3 60 robotic [Last non detection]
Related files
File Comments Last Modified (UT) Modified By
tns_2025ihs_atrep_252644_BlackGEM.pdf Finding Chart 2025-04-25 09:42:06 BlackGEM_Bot1
252570 2025-04-24 16:02:00 GOTO_bot T. Killestein,L. Kelsey,E. Wickens et al. GOTO GOTO 12:00:06.539 -04:33:48.58 2025-04-24 09:25:43.104 19.27 L-GOTO 2 Other GOTO25ccs GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Jose Alberto da Silva Campos, vzaya, Mayahuel Torres Guerrero, M.T. Mazzucato, Cledison Marcos da Silva 2025TNSTR1522....1K N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
484014 2025-04-24 09:25:43 2460789.89286 19.27 0.12 ABMag L-GOTO GOTO-S_GOTO-3 180
484013 2025-04-21 21:34:34 2460787.399014 19.5 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
173450 AT 2025csd 1 03:51:54.636 -40:05:55.54 GOTO GOTO GOTO GOTO25aup GOTO-S - GOTO-3 Y Y 19.56 L-GOTO 2025-02-22 11:16:11.712 GOTO_bot N 2025TNSTR.774....1K
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
245942 2025-02-25 14:19:38 GOTO_bot T. Killestein,L. Kelsey,E. Wickens et al. GOTO GOTO 03:51:54.636 -40:05:55.54 2025-02-22 11:16:11.712 19.56 L-GOTO 2 Other GOTO25aup GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Henryk Krawczyk, Jaana Kemppainen , Cledison Marcos da Silva, M.T. Mazzucato, Virgilio Gonano 2025TNSTR.774....1K N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
471777 2025-02-22 11:16:12 2460728.969582 19.56 0.15 ABMag L-GOTO GOTO-S_GOTO-3 180
471776 2025-02-16 11:29:52 2460722.979065 19.4 ABMag L-GOTO GOTO-S_GOTO-3 180 [Last non detection]
171744 SN 2025ass 3 2 10:45:01.813 +76:41:12.13 SN Ia 0.03 GOTO, ATLAS, ZTF GOTO, ATLAS, ZTF None, GOTO ATLAS, GOTO, ZTF GOTO25zz ATLAS-HKO - ATLAS-02, ATLAS-MLO - ATLAS-01, GOTO-N - GOTO-1, GOTO-N - GOTO-2, P48 - ZTF-Cam HCT-2m - HFOSC, LT - SPRAT Y Y 2 19.86 L-GOTO 2025-01-29 01:46:27.552 GOTO_bot N 2025TNSTR.460....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
243410 2025-02-04 05:59:08 Fritz Sam Rose (Caltech),Nabeel Rehemtulla (CIERA,NU) et al. ZTF ZTF 10:45:01.813 +76:41:12.13 2025-02-03 04:22:18.001 17.9002 r-ZTF 3 PSN ZTF25aadlcbi ZTF Bright (m_peak <= 18.5) transient candidate identified autonomously by BTSbot (Rehemtulla et al. 2024; arXiv:2401.15167). N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
466789 2025-02-04 05:46:49 2460710.7408449 17.7752 0.107718 ABMag r-ZTF P48_ZTF-Cam
466788 2025-02-03 04:22:18 2460709.6821528 17.9002 0.0458891 ABMag r-ZTF P48_ZTF-Cam
466787 2025-02-01 03:59:32 2460707.6663426 18.0433 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
243357 2025-02-03 16:39:53 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 10:45:01.846 +76:41:12.22 2025-02-03 11:34:18.624 17.945 orange-ATLAS 2 PSN ATLAS25bhm ATLAS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
466582 2025-02-03 11:34:19 2460709.98216 17.945 0.073 19.16 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
466581 2025-01-24 12:54:37 2460700.03793 19.22 ABMag cyan-ATLAS ATLAS-HKO_ATLAS-02 30 Robot [Last non detection]
243306 2025-02-03 09:50:26 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 10:45:01.852 +76:41:12.14 2025-01-29 01:46:27.552 19.86 L-GOTO 2 Other GOTO25zz GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Mayahuel Torres Guerrero, Hiroki Fukuyama, Ciro Sirio Perrella, Henryk Krawczyk, M.T. Mazzucato 2025TNSTR.460....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
466479 2025-01-29 01:46:28 2460704.573929 19.86 0.18 ABMag L-GOTO GOTO-N_GOTO-1 180
466478 2025-01-27 00:48:12 2460702.533474 19.6 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
Classification reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
20313 2025-02-05 11:03:14 Miika Pursiainen M. Pursiainen, J. Lyman, B. Warwick, K. Ackley, M. Dyer, F. Jiménez-Ibarra, K. Ulaczyk, D. Steeghs, D. Galloway, V. Dhillon, P. O'Brien, G. Ramsay, K. Noysena, R. Kotak, R. Breton, L. Nuttall, E. Pallé, D. Pollacco, T. Killestein, A. Kumar, D. O'Neill on behalf of GOTO collaboration GOTO SN Ia 0.03 1 GOTO Agree with the previous report. Type Ia SN at z~0.03 (SNID), inconsistent with the apparent host galaxy UGC 05841 (z = 0.006298) 2025TNSCR.504....1P
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
20313 2025-02-05 01:04:35 LT / SPRAT Robotic GOTO tns_2025ass_2025-02-05_01-04-35.38_LT_SPRAT_GOTO.dat Object
20301 2025-02-04 12:10:09 Hrishav Das Hrishav Das (IIA), D.K. Sahu (IIA), Rishabh Teja (IIA) None SN Ia 0.03 1 We classify the supernova SN 2025ass based on a spectrum from HFOSC (HCT) observed on 2025-02-03. We get best matches with a pre-maximum Type Ia with a redshift ~ 0.03 using Supernova Identification tool (SNID). The redshift esimate seems to be inconsistent with the redshift of the the nearby host UGC 05841 (z = 0.006298). 2025TNSCR.481....1D
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
20301 2025-02-03 00:00:00 HCT-2m / HFOSC 2700 Hrishav Das Hrishav Das None tns_2025ass_2025-02-03_HCT-2m_HFOSC_None.dat Object
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
20313 2025-02-05 01:04:35 LT / SPRAT Robotic GOTO tns_2025ass_2025-02-05_01-04-35.38_LT_SPRAT_GOTO.dat Object
20301 2025-02-03 00:00:00 HCT-2m / HFOSC 2700 Hrishav Das Hrishav Das None tns_2025ass_2025-02-03_HCT-2m_HFOSC_None.dat Object
171433 AT 2025aiv 3 1 18:10:07.662 +47:53:39.19 CV 0 GOTO, ATLAS, ZTF GOTO, ATLAS, ZTF GOTO ATLAS, GOTO, ZTF GOTO25tl ATLAS-HKO - ATLAS-02, ATLAS-MLO - ATLAS-01, GOTO-N - GOTO-1, P48 - ZTF-Cam LT - SPRAT Y Y 1 15.68 L-GOTO 2025-01-28 06:31:12.288 GOTO_bot N 2025TNSTR.389....1R
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
246279 2025-02-28 11:56:49 Fritz Daniel Perley (LJMU),Christoffer Fremling (Caltech),Theophile du Laz (Caltech) on behalf of ZTF et al. ZTF ZTF 18:10:07.662 +47:53:39.19 2025-02-04 13:44:22.004 17.4555 r-ZTF 3 PSN ZTF25aafejht ZTF N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
472605 2025-02-26 12:52:36 2460733.0365278 18.7544 0.10185 ABMag i-ZTF P48_ZTF-Cam
472604 2025-02-04 13:44:22 2460711.0724769 17.4555 0.048012 ABMag r-ZTF P48_ZTF-Cam
472603 2025-02-01 13:14:02 2460708.051412 18.8568 ABMag i-ZTF P48_ZTF-Cam [Last non detection]
243412 2025-02-04 06:29:41 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 18:10:07.650 +47:53:39.12 2025-02-03 15:15:27.936 17.411 orange-ATLAS 2 PSN ATLAS25bif ATLAS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
466793 2025-02-03 15:15:28 2460710.13574 17.411 0.045 19.29 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
466792 2025-01-22 16:06:20 2460698.17106 16.44 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot [Last non detection]
242700 2025-01-28 16:11:50 GOTO_bot G. Ramsay,T. Killestein,L. Kelsey et al. GOTO GOTO 18:10:07.648 +47:53:39.32 2025-01-28 06:31:12.288 15.68 L-GOTO 2 Other GOTO25tl GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Antonio Pasqua, Jose Alberto da Silva Campos, Cledison Marcos da Silva, Mayahuel Torres Guerrero, Hiroki Fukuyama 2025TNSTR.389....1R N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
465123 2025-01-28 06:31:12 2460703.77167 15.68 0.01 ABMag L-GOTO GOTO-N_GOTO-1 180
465122 2024-11-10 19:34:55 2460625.315916 19.1 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
Classification reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
20288 2025-02-01 12:39:33 Miika Pursiainen M. Pursiainen, T. Killestein, B. Warwick, K. Ackley, M. Dyer, F. Jiménez-Ibarra, J. Lyman, K. Ulaczyk, D. Steeghs, D. Galloway, V. Dhillon, P. O'Brien, G. Ramsay, K. Noysena, R. Kotak, R. Breton, L. Nuttall, E. Pallé, D. Pollacco, T. Killestein, A. Kumar, D. O'Neill on behalf of GOTO collaboration GOTO CV 0 1 GOTO Strong Balmer emission at z=0 consistent with a Galactic object, likely a CV 2025TNSCR.445....1P
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
20288 2025-02-01 06:44:08 LT / SPRAT T. Killestein M. Pursiainen GOTO tns_2025aiv_2025-02-01_06-44-08.246_LT_SPRAT_GOTO.dat Object
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
20288 2025-02-01 06:44:08 LT / SPRAT T. Killestein M. Pursiainen GOTO tns_2025aiv_2025-02-01_06-44-08.246_LT_SPRAT_GOTO.dat Object
168538 SN 2024aehb 2 1 03:27:17.736 -50:33:05.50 SN Ia 0.12 GOTO, ATLAS GOTO, ATLAS ePESSTO+ ATLAS, GOTO GOTO24jdc ATLAS-CHL - ATLAS-04, ATLAS-STH - ATLAS-03, GOTO-S - GOTO-3, GOTO-S - GOTO-4 ESO-NTT - EFOSC2-NTT Y Y 1 19.22 L-GOTO 2024-12-13 12:02:30.336 GOTO_bot N 2024TNSTR4964....1O
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
236453 2024-12-20 09:55:20 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 03:27:17.736 -50:33:05.50 2024-12-20 03:00:07.776 19.288 orange-ATLAS 2 PSN ATLAS24rnf ATLAS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
453997 2024-12-20 03:00:08 2460664.62509 19.288 0.182 19.45 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
453996 2024-12-17 21:31:19 2460662.39675 18.98 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot [Last non detection]
236346 2024-12-19 15:44:56 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 03:27:17.705 -50:33:05.68 2024-12-13 12:02:30.336 19.22 L-GOTO 2 Other GOTO24jdc GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: M.T. Mazzucato, Mayahuel Torres Guerrero, Henryk Krawczyk, Antonio Pasqua, Virgilio Gonano 2024TNSTR4964....1O N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
453790 2024-12-13 12:02:30 2460658.001742 19.22 0.16 ABMag L-GOTO GOTO-S_GOTO-4 180
453789 2024-12-11 15:37:46 2460656.151226 19.8 ABMag L-GOTO GOTO-S_GOTO-3 180 [Last non detection]
Classification reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
19004 2024-12-28 16:59:31 ePESSTOplus_Bot1 N. Koivisto, C. Vassallo, T. Kravtsov, A. Horowicz on behalf of ePESSTO+ ePESSTO+ SN Ia 0.12 1 ePESSTO+ 2024TNSCR5119....1K
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
19099 2024-12-28 04:11:54 ESO-NTT / EFOSC2-NTT 899 N. Koivisto, C. Vassallo T. Kravtsov ePESSTO+ tns_2024aehb_2024-12-28_04-11-54_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2024aehb_2024-12-28_04-11-54_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
19099 2024-12-28 04:11:54 ESO-NTT / EFOSC2-NTT 899 N. Koivisto, C. Vassallo T. Kravtsov ePESSTO+ tns_2024aehb_2024-12-28_04-11-54_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2024aehb_2024-12-28_04-11-54_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object
168307 SN 2024adyi 3 1 11:07:27.020 -04:35:55.29 SN Ia 0.03968 GOTO, ATLAS, Pan-STARRS GOTO, ATLAS, Pan-STARRS DEBASS ATLAS, GOTO, Pan-STARRS GOTO24jau ATLAS-HKO - ATLAS-02, ATLAS-MLO - ATLAS-01, GOTO-N - GOTO-1, GOTO-N - GOTO-2, PS1 - GPC1 ANU-2.3m - WiFeS Y Y 1 19.34 L-GOTO 2024-12-11 04:29:40.128 GOTO_bot N 2024TNSTR4880....1R
AT reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Photometry Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
240284 2025-01-03 09:35:22 PS1_Bot1 K. C. Chambers,T. de Boer,J. Fairlamb et al. Pan-STARRS Pan-STARRS 11:07:27.020 -04:35:55.29 2024-12-30 14:57:08.064 17.75 w-P1 1 PSN PS25w Pan-STARRS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
460569 2024-12-30 14:57:08 2460675.12301 17.75 0.01 22 ABMag w-P1 PS1_GPC1 45 Robot
235917 2024-12-14 19:04:19 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 11:07:27.053 -04:35:54.83 2024-12-14 13:05:23.424 18.521 orange-ATLAS 2 PSN ATLAS24rkh ATLAS N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
453074 2024-12-14 13:05:23 2460659.04541 18.521 0.189 18.7 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
453073 2024-12-12 14:32:45 2460657.10608 19.23 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot [Last non detection]
235778 2024-12-12 19:53:42 GOTO_bot G. Ramsay,D. O'Neill,K. Ackley et al. GOTO GOTO 11:07:27.018 -04:35:54.90 2024-12-11 04:29:40.128 19.34 L-GOTO 2 Other GOTO24jau GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Virgilio Gonano, M.T. Mazzucato, Mayahuel Torres Guerrero, Cledison Marcos da Silva, Svetoslav Alexandrov. 2024TNSTR4880....1R N
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
452797 2024-12-11 04:29:40 2460655.687274 19.34 0.19 ABMag L-GOTO GOTO-N_GOTO-2 180
452796 2024-12-07 03:54:20 2460651.662729 19.2 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
Classification reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
18936 2024-12-19 23:42:19 Chris Lidman L. Rauf (ANU), C. Lidman (ANU), K. Auchettl (University of Melbourne/UCSC), D. Brout (Boston University), B. Martin (ANU), B. P. Schmidt (ANU), and B. E. Tucker (ANU) DEBASS SN Ia 0.03968 1 DEBASS Classified with Superfit 2024TNSCR4973....1R
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
19031 2024-12-18 16:47:59 ANU-2.3m / WiFeS 1200 Robotic L. Rauf DEBASS tns_2024adyi_2024-12-18.7_ANU-2.3m_WiFeS_DEbass.dat tns_2024adyi_2024-12-18.7_ANU-2.3m_WiFeS_DEbass.fits Object
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
19031 2024-12-18 16:47:59 ANU-2.3m / WiFeS 1200 Robotic L. Rauf DEBASS tns_2024adyi_2024-12-18.7_ANU-2.3m_WiFeS_DEbass.dat tns_2024adyi_2024-12-18.7_ANU-2.3m_WiFeS_DEbass.fits Object