RA/DEC (2000)
07:43:40.313 +34:26:22.95
115.917972214 +34.4397089375
Type
SN Ia
Redshift
0.06942
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-10-18 10:41:19.000
TNS AT
Y
Public
Y
Discovery Mag
20.6709
Filter
r-ZTF
Reporter/s
Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025abdb - 2025-10-27 08:25:09 P60 / SEDM (ZTF)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

 ▌WFST_WFST-WFC_r
 ▌GOTO-N_GOTO-2_L
 ▌PS2_GPC2_w
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌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
22299 2025-10-27 08:25:09 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025abdb_2025-10-27_08-25-08.654116_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
r-WFST WFST_WFST-WFC 2025-10-19 21:34:34 - 2025-10-19 21:34:34 2460968.399 - 2460968.399 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
568459 2025-10-19 21:34:34 2460968.399 20.32 0.04 ABMag r-WFST WFST_WFST-WFC 30
L-GOTO GOTO-N_GOTO-2 2025-10-05 04:36:47 - 2025-10-21 03:24:27 2460953.692209 - 2460969.641983 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
526203 2025-10-21 03:24:27 2460969.641983 19.94 0.2 ABMag L-GOTO GOTO-N_GOTO-2 180
526202 2025-10-05 04:36:47 2460953.692209 19 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
w-P1 PS2_GPC2 2025-11-28 12:27:12 - 2025-11-28 12:27:12 2461008.01889 - 2461008.01889 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
546911 2025-11-28 12:27:12 2461008.01889 19.64 0.03 22 ABMag w-P1 PS2_GPC2 45 Robot
r-ZTF P48_ZTF-Cam 2025-10-18 10:41:19 - 2025-10-18 10:41:19 2460966.9453588 - 2460966.9453588 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
525479 2025-10-18 10:41:19 2460966.9453588 20.6709 0.195188 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2025-10-17 11:22:13 - 2025-10-21 11:27:39 2460965.9737616 - 2460969.9775347 4
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
525480 2025-10-21 11:27:39 2460969.9775347 19.6298 0.0666085 ABMag g-ZTF P48_ZTF-Cam
527359 2025-10-20 09:47:32 2460968.9080093 20.0411 0.179949 20.423 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
527358 2025-10-18 12:28:34 2460967.019838 20.3996 ABMag g-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
525478 2025-10-17 11:22:13 2460965.9737616 20.7887 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-10-29 14:39:59 - 2025-10-30 13:35:56 2460978.1111 - 2460979.06662 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
528235 2025-10-30 13:35:56 2460979.06662 18.874 0.24 19.38 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
528234 2025-10-29 14:39:59 2460978.1111 19.52 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 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
296532 2026-03-20 10:36:14 WFST_SN Zelin Xu, Dezheng Meng, Ji-an Jiang et al. WFST WFST 07:43:40.310 +34:26:22.95 2025-10-19 21:34:33.600 20.32 r-WFST PSN WFST251019dmczt WFST N
285586 2026-01-01 23:22:06 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 07:43:40.313 +34:26:22.95 2025-11-28 12:27:12.096 19.64 w-P1 PSN PS25mmw Pan-STARRS N
275404 2025-11-01 01:29:24 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 07:43:40.335 +34:26:23.06 2025-10-30 13:35:55.968 18.874 orange-ATLAS PSN ATLAS25nno ATLAS N
275018 2025-10-27 19:15:35 Fink Julien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink broker Fink ZTF 07:43:40.314 +34:26:23.02 2025-10-20 09:47:32.004 20.0411 g-ZTF PSN ZTF25abyfbss ZTF Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF25abyfbss N
274502 2025-10-23 15:02:57 GOTO_bot G. Ramsay, D. O'Neill, K. Ackley et al. GOTO GOTO 07:43:40.319 +34:26:22.98 2025-10-21 03:24:27.072 19.94 L-GOTO Other GOTO25iye GOTO N
274188 2025-10-21 12:37:42 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 07:43:40.303 +34:26:22.89 2025-10-18 10:41:19.000 20.6709 r-ZTF PSN ZTF25abyfbss ZTF 2025TNSTR4230....1S N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
22299 2025-10-27 09:19:58 ZTF_Bot1 J. Sollerman, S. Covarrubias, M. Chu, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ia 0.06942 1 ZTF 2025TNSCR4327....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
22299 2025-10-27 08:25:09 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025abdb_2025-10-27_08-25-08.654116_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Thu, 01/01/2026 - 23:22

Object coordinates updated

Object coordinates updated according to AT-report 285586 of Group Pan-STARRS
Previous RA, DEC: 07:43:40.314, +34:26:23.02 (115.9179754, +34.439728925)
Updated RA, DEC: 07:43:40.313, +34:26:22.95 (115.917972214, +34.4397089375)

TNS
System

Mon, 10/27/2025 - 19:15

Object coordinates updated

Object coordinates updated according to AT-report 275018 of Group ZTF
Previous RA, DEC: 07:43:40.303, +34:26:22.89 (115.9179289, +34.4396914)
Updated RA, DEC: 07:43:40.314, +34:26:23.02 (115.9179754, +34.439728925)