RA/DEC (2000)
23:43:55.375 +30:22:01.36
355.98073069 +30.3670433466
Type
SN Ia
Redshift
0.054895
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-10-27 03:24:40.999
TNS AT
Y
Public
Y
Discovery Mag
20.514
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_2025abxg - 2025-11-04 03:38:15 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

 ▌ATLAS-TDO_ATLAS-05_wide
 ▌GOTO-N_GOTO-2_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌PS1_GPC1_i
   
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
22351 2025-11-04 03:38:15 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025abxg_2025-11-04_03-38-15.477974_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2025-10-31 23:20:09 - 2025-11-06 22:20:21 2460980.47233 - 2460986.4308 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
529457 2025-11-06 22:20:21 2460986.4308 18.262 0.095 19.12 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
529456 2025-10-31 23:20:09 2460980.47233 19.2 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot [Last non detection]
L-GOTO GOTO-N_GOTO-2 2025-10-18 23:14:32 - 2025-11-28 20:25:41 2460967.468433 - 2461008.35117 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
534676 2025-11-28 20:25:41 2461008.35117 18.99 0.1 ABMag L-GOTO GOTO-N_GOTO-2 180
534675 2025-10-18 23:14:32 2460967.468433 20.1 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-10-24 07:53:24 - 2025-10-30 04:47:37 2460972.82875 - 2460978.6997338 4
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
527688 2025-10-30 04:47:37 2460978.6997338 19.6701 0.146275 ABMag r-ZTF P48_ZTF-Cam
527687 2025-10-27 03:24:41 2460975.6421412 20.514 0.153044 ABMag r-ZTF P48_ZTF-Cam
528699 2025-10-26 06:13:54 2460974.7596528 20.9405 0.318381 20.2739 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
528698 2025-10-24 07:53:24 2460972.82875 20.1325 ABMag r-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
g-ZTF P48_ZTF-Cam 2025-10-26 05:22:46 - 2025-10-26 05:22:46 2460974.7241435 - 2460974.7241435 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
527686 2025-10-26 05:22:46 2460974.7241435 20.4542 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
i-P1 PS1_GPC1 2025-11-01 09:16:56 - 2025-11-01 09:16:56 2460980.88676 - 2460980.88676 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
546902 2025-11-01 09:16:56 2460980.88676 19.18 0.09 20.7 ABMag i-P1 PS1_GPC1 45 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
285577 2026-01-01 23:19:38 PS1_Bot1 K. C. Chambers,T. de Boer,J. Fairlamb et al. Pan-STARRS Pan-STARRS 23:43:55.375 +30:22:01.36 2025-11-01 09:16:56.064 19.18 i-P1 PSN PS25mmo Pan-STARRS N
278655 2025-11-29 09:25:49 GOTO_bot G. Ramsay,K. Ackley,M. Dyer et al. GOTO GOTO 23:43:55.369 +30:22:01.62 2025-11-28 20:25:41.088 18.99 L-GOTO Other GOTO25kqa GOTO N
275962 2025-11-07 09:42:26 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 23:43:55.377 +30:22:01.43 2025-11-06 22:20:21.120 18.262 wide-ATLAS PSN ATLAS25nxj ATLAS N
275606 2025-11-03 19:14:38 Fink Julien Peloton,Anais Moller,Emille E. O. Ishida on behalf of the Fink broker et al. Fink ZTF 23:43:55.373 +30:22:01.43 2025-10-26 06:13:54.002 20.9405 r-ZTF PSN ZTF25acayrnp ZTF Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF25acayrnp N
275168 2025-10-30 07:26:42 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 23:43:55.379 +30:22:01.54 2025-10-27 03:24:40.999 20.514 r-ZTF PSN ZTF25acayrnp ZTF 2025TNSTR4368....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
22350 2025-11-04 04:31:19 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 0.054895 1 ZTF 2025TNSCR4442....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
22351 2025-11-04 03:38:15 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025abxg_2025-11-04_03-38-15.477974_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Thu, 01/01/2026 - 23:19

Object coordinates updated

Object coordinates updated according to AT-report 285577 of Group Pan-STARRS
Previous RA, DEC: 23:43:55.373, +30:22:01.43 (355.9807208375, +30.3670642125)
Updated RA, DEC: 23:43:55.375, +30:22:01.36 (355.98073069, +30.3670433466)

TNS
System

Mon, 11/03/2025 - 19:14

Object coordinates updated

Object coordinates updated according to AT-report 275606 of Group ZTF
Previous RA, DEC: 23:43:55.379, +30:22:01.54 (355.9807446, +30.3670946)
Updated RA, DEC: 23:43:55.373, +30:22:01.43 (355.9807208375, +30.3670642125)