RA/DEC (2000)
08:00:09.746 +06:30:13.09
120.04060636 +6.50363558714
Type
SN Ia
Redshift
0.045
Discovery ReportClassification Report
Reporting Group
GOTO
Discovering Data Source
GOTO
Discovery Date
2025-10-03 05:10:49.440
TNS AT
Y
Public
Y
Discovery Mag
18.78
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
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025zmo - 2025-10-27 03:52:16 LT / SPRAT (GOTO)z=
▌Show H at z=vexp= km/s
▌Show He at z=vexp= km/s
▌Show He II at z=vexp= km/s
▌Show C II at z=vexp= km/s
▌Show C III at z=vexp= km/s
▌Show C IV at z=vexp= km/s
▌Show N II at z=vexp= km/s
▌Show N III at z=vexp= km/s
▌Show N IV at z=vexp= km/s
▌Show N V at z=vexp= km/s
▌Show O at z=vexp= km/s
▌Show [O I] at z=vexp= km/s
▌Show O II at z=vexp= km/s
▌Show [O II] at z=vexp= km/s
▌Show [O III] at z=vexp= km/s
▌Show O V at z=vexp= km/s
▌Show O VI at z=vexp= km/s
▌Show Na at z=vexp= km/s
▌Show Mg at z=vexp= km/s
▌Show Mg II at z=vexp= km/s
▌Show Si II at z=vexp= km/s
▌Show S II at z=vexp= km/s
▌Show Ca II at z=vexp= km/s
▌Show [Ca II] at z=vexp= km/s
▌Show Fe II at z=vexp= km/s
▌Show Fe III at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Tellurics 
▌Show Galaxy lines at z=
▌Show WR-WN at z=vexp= km/s
▌Show WR-WC/O at z=vexp= km/s
   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 ▌LAST_LAST-Cam_Clear
 ▌GOTO-N_GOTO-2_L
 ▌PS2_GPC2_w
 ▌P48_ZTF-Cam_r
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌ATLAS-HKO_ATLAS-02_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
22298 2025-10-27 03:52:16 LT / SPRAT Robotic GOTO tns_2025zmo_2025-10-27_03-52-16.147_LT_SPRAT_GOTO.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
Clear- LAST_LAST-Cam 2024-03-04 19:06:28 - 2025-11-20 00:40:49 2460374.29616 - 2460999.52835 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
532631 2025-11-20 00:40:49 2460999.52835 19.53 ABMag Clear- LAST_LAST-Cam 400
532630 2024-03-04 19:06:28 2460374.29616 21.69 ABMag Clear- LAST_LAST-Cam 4620 [Last non detection]
L-GOTO GOTO-N_GOTO-2 2025-09-22 05:59:38 - 2025-10-03 05:10:49 2460940.749744 - 2460951.715851 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
522011 2025-10-03 05:10:49 2460951.715851 18.78 0.1 ABMag L-GOTO GOTO-N_GOTO-2 180
522010 2025-09-22 05:59:38 2460940.749744 17.9 ABMag L-GOTO GOTO-N_GOTO-2 90 [Last non detection]
w-P1 PS2_GPC2 2025-12-01 13:29:14 - 2025-12-01 13:29:14 2461011.06197 - 2461011.06197 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
546804 2025-12-01 13:29:14 2461011.06197 19.59 0.04 22 ABMag w-P1 PS2_GPC2 45 Robot
r-ZTF P48_ZTF-Cam 2025-11-24 09:38:55 - 2025-12-13 10:59:20 2461003.9020255 - 2461022.9578704 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
539235 2025-12-13 10:59:20 2461022.9578704 19.7507 0.126397 ABMag r-ZTF P48_ZTF-Cam
539234 2025-11-24 09:38:55 2461003.9020255 19.0315 0.085092 ABMag r-ZTF P48_ZTF-Cam
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-10-02 15:26:55 - 2025-10-02 15:26:55 2460951.14369 - 2460951.14369 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
522271 2025-10-02 15:26:55 2460951.14369 17.61 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-10-04 13:20:51 - 2025-10-04 13:20:51 2460953.05615 - 2460953.05615 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
522272 2025-10-04 13:20:51 2460953.05615 18.69 0.196 18.54 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
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
285479 2026-01-01 21:36:17 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 08:00:09.746 +06:30:13.09 2025-12-01 13:29:14.208 19.59 w-P1 PSN PS25mjc Pan-STARRS N
280773 2025-12-15 16:12:28 Fritz Daniel Perley (LJMU), Christoffer Fremling (Caltech), Theophile du Laz (Caltech) on behalf of ZTF ZTF ZTF 08:00:09.709 +06:30:12.69 2025-11-24 09:38:55.003 19.0315 r-ZTF PSN ZTF25acekjyd ZTF N
277701 2025-11-20 04:56:25 LAST_Bot1 E. O. Ofek (WIS), R. Konno (WIS), E. A. Zimmerman (WIS) et al. LAST LAST 08:00:09.732 +06:30:13.54 2025-11-20 00:40:49.440 19.53 Clear- PSN LAST N
272502 2025-10-05 01:47:24 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 08:00:09.747 +06:30:12.88 2025-10-04 13:20:51.360 18.69 orange-ATLAS PSN ATLAS25mjx ATLAS N
272384 2025-10-03 06:48:05 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 08:00:09.738 +06:30:13.04 2025-10-03 05:10:49.440 18.78 L-GOTO Other GOTO25ifj GOTO 2025TNSTR3978....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
22298 2025-10-27 09:18:30 Miika Pursiainen M. Pursiainen, D. O'Neill, B. Godson, K. Ackley, M. J. Dyer, J. Lyman, K. Ulaczyk, S. Belkin, D. Steeghs, D. K. Galloway, V. Dhillon, P. O'Brien, G. Ramsay, K. Noysena, R. Kotak, R. P. Breton, L. K. Nuttall, D. Pollacco, J. Casares Vel'azquez, T. Killestein, A. Kumar, on behalf of GOTO collaboration GOTO SN Ia 0.045 1 GOTO Good template matches to Type Ia SNe at about z=0.045. The redshift is from template matching. 2025TNSCR4323....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
22298 2025-10-27 03:52:16 LT / SPRAT Robotic GOTO tns_2025zmo_2025-10-27_03-52-16.147_LT_SPRAT_GOTO.dat Object

Comments

TNS
System

Thu, 01/01/2026 - 21:36

Object coordinates updated

Object coordinates updated according to AT-report 285479 of Group Pan-STARRS
Previous RA, DEC: 08:00:09.709, +06:30:12.69 (120.040456, +6.503524)
Updated RA, DEC: 08:00:09.746, +06:30:13.09 (120.04060636, +6.50363558714)

TNS
System

Mon, 12/15/2025 - 16:12

Object coordinates updated

Object coordinates updated according to AT-report 280773 of Group ZTF
Previous RA, DEC: 08:00:09.747, +06:30:12.88 (120.040613333, +6.50357666667)
Updated RA, DEC: 08:00:09.709, +06:30:12.69 (120.040456, +6.503524)

TNS
System

Sun, 10/05/2025 - 01:47

Object coordinates updated

Object coordinates updated according to AT-report 272502 of Group ATLAS
Previous RA, DEC: 08:00:09.738, +06:30:13.04 (120.040576, +6.503622)
Updated RA, DEC: 08:00:09.747, +06:30:12.88 (120.040613333, +6.50357666667)