RA/DEC (2000)
00:53:14.468 -03:37:21.74
13.3102838 -3.6227059
Type
SN Ia
Redshift
0.052119
Reporting Group
LAST
Discovering Data Source
LAST
Discovery Date
2025-07-24 23:46:14.880
TNS AT
Y
Public
Y
Discovery Mag
19.08
Filter
Clear-
Reporter/s
E. A. Zimmerman (WIS), R. Konno (WIS), A. Horowicz (WIS), S. Garrappa (WIS), E. O. Ofek (WIS), S. Ben-Ami (WIS), D. Polishook (WIS), O. Yaron (WIS), P. Chen (WIS), A. Krassilchtchikov (WIS), Y. M. Shani (WIS), E. Segre (WIS), A. Gal-Yam (WIS), S. Spitzer (WIS), and K. Rybicki (WIS) on behalf of the LAST Collaboration

Spectra

 SN_2025sgm - 2023-09-24 07:16:13 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
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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
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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
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Show Tellurics 
Show Galaxy lines at z=
Show WR-WN at z=vexp= km/s
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   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 LAST_LAST-Cam_Clear
 P48_ZTF-Cam_r
   
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
23070 2023-09-24 07:16:13 P60 / SEDM 1800 SEDmRobot auto ZTF tns_2025sgm_2023-09-24_07-16-13.372745_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
Clear- LAST_LAST-Cam 2025-07-22 23:09:26 - 2025-07-24 23:46:15 2460879.46488 - 2460881.49045 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
505202 2025-07-24 23:46:15 2460881.49045 19.08 ABMag Clear- LAST_LAST-Cam 400
505201 2025-07-22 23:09:26 2460879.46488 19.78 ABMag Clear- LAST_LAST-Cam 400 [Last non detection]
r-ZTF P48_ZTF-Cam 2023-09-06 09:35:05 - 2023-11-02 06:41:38 2460193.8993634 - 2460250.778912 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
561075 2023-11-02 06:41:38 2460250.778912 18.9104 0.135407 ABMag r-ZTF P48_ZTF-Cam
561074 2023-09-06 10:50:31 2460193.9517477 18.1901 0.059281 ABMag r-ZTF P48_ZTF-Cam
561073 2023-09-06 09:35:05 2460193.8993634 20.384 ABMag r-ZTF P48_ZTF-Cam [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
292702 2026-02-24 08:29:54 Fritz Jesper Sollerman (SU) on behalf of ZTF ZTF ZTF 00:53:14.468 -03:37:21.74 2023-09-06 10:50:31.001 18.1901 r-ZTF PSN ZTF23abbeqas ZTF N
263860 2025-07-26 12:15:42 LAST_Bot1 E. A. Zimmerman (WIS), R. Konno (WIS), A. Horowicz (WIS) et al. LAST LAST 00:53:14.393 -03:37:22.82 2025-07-24 23:46:14.880 19.08 Clear- PSN LAST 2025TNSTR2915....1Z N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
23069 2026-02-24 08:46:47 ZTF_Bot1 J. Castaneda Jaimes, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ia 0.052119 1 ZTF 2026TNSCR.793....1J
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
23070 2023-09-24 07:16:13 P60 / SEDM 1800 SEDmRobot auto ZTF tns_2025sgm_2023-09-24_07-16-13.372745_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 292702 of Group ZTF
Previous RA, DEC: 00:53:14.393, -03:37:22.82 (13.309969766557, -3.6230059023561)
Updated RA, DEC: 00:53:14.468, -03:37:21.74 (13.3102838, -3.6227059)