RA/DEC (2000)
01:09:56.824 +32:47:20.10
17.4867664543 +32.7889166779
Type
SN Ia
Redshift
0.07
Discovery ReportClassification Report
Reporting Group
XOSS
Discovering Data Source
XOSS
Discovery Date
2025-12-11 14:01:08.832
TNS AT
Y
Public
Y
Discovery Mag
18.82
Filter
Clear-
Reporter/s
Jianlin Xu, Mi Zhang, Guoyou Sun, Jiangao Ruan, Jingyuan Zhao, Wenjie Zhou, Yong Ma, Ye, Zhuoyang Chen (Xingming Obs.), Hanjie Tan (AUUK), Guangwei Wu (NAAA), Xing Gao, Ali Esamdin, Chunhai Bai, Yong Wang (XAO), on behalf of the KATS team
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025agkg - 2025-12-17 07:34:56 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
z-step:   v-step: 
   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
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_cyan
 ▌ATLAS-HKO_ATLAS-02_orange
 ▌Other_Other_Clear
   
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
22603 2025-12-17 07:34:56 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025agkg_2025-12-17_07-34-56.082830_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-2 2025-12-05 21:27:17 - 2025-12-18 21:41:07 2461015.393945 - 2461028.403551 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
540664 2025-12-18 21:41:07 2461028.403551 18.36 0.05 ABMag L-GOTO GOTO-N_GOTO-2 180
540663 2025-12-05 21:27:17 2461015.393945 18.1 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
w-P1 PS2_GPC2 2026-01-20 05:50:19 - 2026-01-20 05:50:19 2461060.74328 - 2461060.74328 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
555345 2026-01-20 05:50:19 2461060.74328 19.41 0.03 22 ABMag w-P1 PS2_GPC2 45 Robot
r-ZTF P48_ZTF-Cam 2025-12-08 03:39:07 - 2025-12-08 03:39:07 2461017.6521644 - 2461017.6521644 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
538271 2025-12-08 03:39:07 2461017.6521644 20.9921 0.190464 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2025-12-06 05:08:41 - 2025-12-13 03:36:08 2461015.7143634 - 2461022.6500926 4
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
538272 2025-12-13 03:36:08 2461022.6500926 19.0159 0.105817 ABMag g-ZTF P48_ZTF-Cam
540789 2025-12-11 04:47:02 2461020.6993287 19.5392 0.126077 20.552 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
538270 2025-12-06 05:08:41 2461015.7143634 20.1549 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
540788 2025-12-06 05:08:41 2461015.7143634 19.7026 ABMag g-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
cyan-ATLAS ATLAS-MLO_ATLAS-01 2025-12-15 07:52:27 - 2025-12-15 07:52:27 2461024.82809 - 2461024.82809 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
539558 2025-12-15 07:52:27 2461024.82809 19.012 0.162 19.55 ABMag cyan-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-12-11 08:56:52 - 2025-12-11 08:56:52 2461020.87282 - 2461020.87282 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
539557 2025-12-11 08:56:52 2461020.87282 19.42 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot [Last non detection]
Clear- Other_Other 2025-12-11 14:01:09 - 2025-12-11 14:01:09 2461021.08413 - 2461021.08413 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
537688 2025-12-11 14:01:09 2461021.08413 18.82 20 VegaMag Clear- Other_Other 60 Xing Gao
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
289732 2026-02-02 01:38:25 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 01:09:56.824 +32:47:20.10 2026-01-20 05:50:19.392 19.41 w-P1 PSN PS26qc Pan-STARRS N
281485 2025-12-19 19:16:38 Fink Julien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink broker Fink ZTF 01:09:56.799 +32:47:20.14 2025-12-11 04:47:02.000 19.5392 g-ZTF PSN ZTF25acgohkl ZTF Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF25acgohkl N
281426 2025-12-19 10:38:08 GOTO_bot D. O'Neill, G. Ramsay, K. Ackley et al. GOTO GOTO 01:09:56.828 +32:47:20.22 2025-12-18 21:41:06.720 18.36 L-GOTO Other GOTO25lzr GOTO N
280919 2025-12-17 10:34:58 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 01:09:56.808 +32:47:20.20 2025-12-15 07:52:26.976 19.012 cyan-ATLAS PSN ATLAS25puz ATLAS N
280308 2025-12-13 06:42:06 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 01:09:56.789 +32:47:20.04 2025-12-08 03:39:07.004 20.9921 r-ZTF PSN ZTF25acgohkl ZTF N
280083 2025-12-11 15:30:39 XOSS_Bot0 Jianlin Xu, Mi Zhang, Guoyou Sun et al. XOSS XOSS 01:09:56.780 +32:47:20.20 2025-12-11 14:01:08.832 18.82 Clear- PSN KATS25X005 XOSS SN candidate classified by XOSS. Details can be found at http://xjltp.china-vo.org/kats25x005.html 2025TNSTR4927....1X N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
22602 2025-12-17 09:00:31 ZTF_Bot1 J. Sollerman, S. Covarrubias, M. Chu, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ia 0.07 1 ZTF 2025TNSCR5026....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
22603 2025-12-17 07:34:56 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025agkg_2025-12-17_07-34-56.082830_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Mon, 02/02/2026 - 01:38

Object coordinates updated

Object coordinates updated according to AT-report 289732 of Group Pan-STARRS
Previous RA, DEC: 01:09:56.799, +32:47:20.14 (17.4866607, +32.788928422222)
Updated RA, DEC: 01:09:56.824, +32:47:20.10 (17.4867664543, +32.7889166779)

TNS
System

Fri, 12/19/2025 - 19:16

Object coordinates updated

Object coordinates updated according to AT-report 281485 of Group ZTF
Previous RA, DEC: 01:09:56.789, +32:47:20.04 (17.4866202, +32.7888987)
Updated RA, DEC: 01:09:56.799, +32:47:20.14 (17.4866607, +32.788928422222)

TNS
System

Sat, 12/13/2025 - 06:42

Object coordinates updated

Object coordinates updated according to AT-report 280308 of Group ZTF
Previous RA, DEC: 01:09:56.780, +32:47:20.20 (17.486583, +32.788944)
Updated RA, DEC: 01:09:56.789, +32:47:20.04 (17.4866202, +32.7888987)