RA/DEC (2000)
00:45:21.737 +29:49:40.85
11.3405706433 +29.8280142733
Type
SN Ia
Redshift
0.03
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-07-26 09:18:32.002
TNS AT
Y
Public
Y
Discovery Mag
18.7475
Filter
g-ZTF
Reporter/s
Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF

Spectra

 SN_2025siu - 2025-08-02 14:17:34 UH88 / SNIFS (SCAT)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
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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

 PS2_GPC2_i
 P48_ZTF-Cam_i
 P48_ZTF-Cam_g
   
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
21689 2025-08-02 14:17:34 UH88 / SNIFS 1800 Tucker SCAT tns_2025siu_2025-08-02_14-17-34_UH88_SNIFS_SCAT.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
i-P1 PS2_GPC2 2025-08-07 12:37:58 - 2025-08-07 12:37:58 2460895.02637 - 2460895.02637 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
508806 2025-08-07 12:37:58 2460895.02637 17.61 0.01 20.7 ABMag i-P1 PS2_GPC2 45 Robot
i-ZTF P48_ZTF-Cam 2025-07-25 08:25:04 - 2025-07-25 08:25:04 2460881.8507407 - 2460881.8507407 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
505467 2025-07-25 08:25:04 2460881.8507407 20.086 ABMag i-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2025-07-26 09:18:32 - 2025-07-27 10:53:21 2460882.8878704 - 2460883.9537153 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
505469 2025-07-27 10:53:21 2460883.9537153 18.3248 0.0676363 ABMag g-ZTF P48_ZTF-Cam
505468 2025-07-26 09:18:32 2460882.8878704 18.7475 0.087566 ABMag g-ZTF P48_ZTF-Cam
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
265840 2025-08-14 17:38:00 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 00:45:21.737 +29:49:40.85 2025-08-07 12:37:58.368 17.61 i-P1 PSN PS25gir Pan-STARRS N
263997 2025-07-27 13:45:27 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 00:45:21.739 +29:49:40.78 2025-07-26 09:18:32.002 18.7475 g-ZTF PSN ZTF25abecxkt ZTF 2025TNSTR2945....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
21689 2025-08-02 19:14:33 Michael Tucker M. A. Tucker (CCAPP/OSU) on behalf of SCAT SCAT SN Ia 0.03 1 SCAT Redshift estimated with SNID 2025TNSCR3046....1T
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
21689 2025-08-02 14:17:34 UH88 / SNIFS 1800 Tucker SCAT tns_2025siu_2025-08-02_14-17-34_UH88_SNIFS_SCAT.dat Object

Comments

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 265840 of Group Pan-STARRS
Previous RA, DEC: 00:45:21.739, +29:49:40.78 (11.3405803, +29.8279945)
Updated RA, DEC: 00:45:21.737, +29:49:40.85 (11.3405706433, +29.8280142733)