RA/DEC (2000)
23:02:27.759 +40:54:08.22
345.615661865 +40.9022829273
Type
SN Ia
Redshift
0.064
Reporting Group
GOTO
Discovering Data Source
GOTO
Discovery Date
2025-11-08 20:52:47.136
TNS AT
Y
Public
Y
Discovery Mag
19.34
Filter
L-GOTO
Reporter/s
D. O'Neill, K. Ackley, M. Dyer, J. Lyman, 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, T. Killestein, A. Kumar, M. Pursiainen, on behalf of GOTO collaboration

Spectra

 SN_2025actq - 2025-11-11 03:53:28 P60 / SEDM (ZTF)z=
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   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 GOTO-N_GOTO-2_L
 PS2_GPC2_w
 GOTO-N_GOTO-1_L
 P48_ZTF-Cam_r
 P48_ZTF-Cam_g
 ATLAS-MLO_ATLAS-01_orange
   
Pointer position (MJD, Mag, Abs.Mag): (0.00, 0.00, 0.00)
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
22396 2025-11-11 03:53:28 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025actq_2025-11-11_03-53-28.359982_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-2 2025-11-08 20:52:47 - 2025-11-08 20:52:47 2460988.369991 - 2460988.369991 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
529694 2025-11-08 20:52:47 2460988.369991 19.34 0.08 ABMag L-GOTO GOTO-N_GOTO-2 360
w-P1 PS2_GPC2 2025-12-27 05:13:49 - 2025-12-27 05:13:49 2461036.71793 - 2461036.71793 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
545495 2025-12-27 05:13:49 2461036.71793 19.36 0.08 22 ABMag w-P1 PS2_GPC2 45 Robot
L-GOTO GOTO-N_GOTO-1 2025-11-01 01:01:05 - 2025-11-01 01:01:05 2460980.542421 - 2460980.542421 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
529693 2025-11-01 01:01:05 2460980.542421 19.5 ABMag L-GOTO GOTO-N_GOTO-1 270 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-10-31 03:11:56 - 2025-11-08 02:14:13 2460979.633287 - 2460987.593206 4
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
534271 2025-11-08 02:14:13 2460987.593206 19.6385 0.135123 20.6156 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
534270 2025-11-04 06:22:07 2460983.7653588 19.8603 ABMag r-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
529954 2025-11-02 02:44:25 2460981.6141782 20.4536 0.197873 ABMag r-ZTF P48_ZTF-Cam
529953 2025-10-31 03:11:56 2460979.633287 20.5017 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2025-11-10 04:52:07 - 2025-11-10 04:52:07 2460989.7028588 - 2460989.7028588 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
529955 2025-11-10 04:52:07 2460989.7028588 18.9401 0.0985163 ABMag g-ZTF P48_ZTF-Cam
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-11-10 08:16:58 - 2025-11-11 07:22:55 2460989.84512 - 2460990.80758 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
530448 2025-11-11 07:22:55 2460990.80758 18.905 0.131 19.43 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
530447 2025-11-10 08:16:58 2460989.84512 19.27 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
AT Reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
284250 2025-12-30 21:13:44 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 23:02:27.759 +40:54:08.22 2025-12-27 05:13:49.152 19.36 w-P1 PSN PS25ktc Pan-STARRS N
278469 2025-11-27 19:16:48 Fink Julien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink broker Fink ZTF 23:02:27.763 +40:54:08.16 2025-11-08 02:14:12.998 19.6385 r-ZTF PSN ZTF25acddazz ZTF Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF25acddazz N
276401 2025-11-12 10:29:29 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 23:02:27.759 +40:54:08.19 2025-11-11 07:22:54.912 18.905 orange-ATLAS PSN ATLAS25obl ATLAS N
276173 2025-11-10 08:48:58 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 23:02:27.761 +40:54:08.18 2025-11-02 02:44:24.996 20.4536 r-ZTF PSN ZTF25acddazz ZTF N
276062 2025-11-08 21:41:46 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 23:02:27.761 +40:54:08.44 2025-11-08 20:52:47.136 19.34 L-GOTO Other GOTO25jqh GOTO 2025TNSTR4474....1O N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
22395 2025-11-11 04:46:02 ZTF_Bot1 C. Fremling, D. Neill, Y. Sharma on behalf of the SEDM Team (Caltech) and the Zwicky Transient Facility (ZTF) based on SNIascore ZTF SN Ia 0.064 1 ZTF 2025TNSCR4534....1F
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
22396 2025-11-11 03:53:28 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025actq_2025-11-11_03-53-28.359982_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 284250 of Group Pan-STARRS
Previous RA, DEC: 23:02:27.763, +40:54:08.16 (345.615677925, +40.9022664625)
Updated RA, DEC: 23:02:27.759, +40:54:08.22 (345.615661865, +40.9022829273)

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 278469 of Group ZTF
Previous RA, DEC: 23:02:27.761, +40:54:08.18 (345.6156696, +40.9022709)
Updated RA, DEC: 23:02:27.763, +40:54:08.16 (345.615677925, +40.9022664625)

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 276173 of Group ZTF
Previous RA, DEC: 23:02:27.761, +40:54:08.44 (345.615669, +40.902345)
Updated RA, DEC: 23:02:27.761, +40:54:08.18 (345.6156696, +40.9022709)