RA/DEC (2000)
21:08:02.423 -15:35:47.05
317.010094959 -15.5964018971
Type
SN Ia
Redshift
0.07
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-07-05 08:57:24.998
TNS AT
Y
Public
Y
Discovery Mag
20.3908
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_2025qmg - 2025-07-20 00:00:00 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
▌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
 ▌PS2_GPC2_w
 ▌ATLAS-STH_ATLAS-03_orange
 ▌BG3_BlackGEM-Cam3_BG-q
 ▌BG2_BlackGEM-Cam2_BG-q
 ▌P48_ZTF-Cam_r
 ▌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
21584 2025-07-20 00:00:00 UH88 / SNIFS C. Angus SCAT tns_2025qmg_2025-07-20_UH88_SNIFS_SCAT.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2025-07-15 05:01:31 - 2025-07-15 05:01:31 2460871.70939 - 2460871.70939 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
503125 2025-07-15 05:01:31 2460871.70939 18.09 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot [Last non detection]
L-GOTO GOTO-N_GOTO-2 2025-07-08 02:02:02 - 2025-07-18 03:24:06 2460864.584739 - 2460874.641743 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
503213 2025-07-18 03:24:06 2460874.641743 18.35 0.12 ABMag L-GOTO GOTO-N_GOTO-2 180
503212 2025-07-08 02:02:02 2460864.584739 19 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
w-P1 PS2_GPC2 2025-07-04 12:22:27 - 2025-07-04 12:22:27 2460861.01559 - 2460861.01559 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
501754 2025-07-04 12:22:27 2460861.01559 20.83 0.07 22 ABMag w-P1 PS2_GPC2 45 Robot
orange-ATLAS ATLAS-STH_ATLAS-03 2025-07-16 03:02:09 - 2025-07-16 03:02:09 2460872.62649 - 2460872.62649 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
503126 2025-07-16 03:02:09 2460872.62649 18.501 0.136 18.96 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot
BG-q-BlackGem BG3_BlackGEM-Cam3 2025-06-24 04:56:25 - 2025-06-24 04:56:25 2460850.7058449 - 2460850.7058449 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
586024 2025-06-24 04:56:25 2460850.7058449 20.29 ABMag BG-q-BlackGem BG3_BlackGEM-Cam3 60 robotic [Last non detection]
BG-q-BlackGem BG2_BlackGEM-Cam2 2025-07-22 03:28:25 - 2025-07-22 03:28:25 2460878.6447338 - 2460878.6447338 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
586025 2025-07-22 03:28:25 2460878.6447338 18.18 0.04 20.44 ABMag BG-q-BlackGem BG2_BlackGEM-Cam2 60 robotic
r-ZTF P48_ZTF-Cam 2025-07-02 10:55:51 - 2025-07-05 08:57:25 2460858.9554514 - 2460861.873206 4
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
501170 2025-07-05 08:57:25 2460861.873206 20.3908 0.182287 ABMag r-ZTF P48_ZTF-Cam
501777 2025-07-05 08:57:25 2460861.873206 20.3908 0.182287 20.5077 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
501169 2025-07-02 10:55:51 2460858.9554514 20.8902 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
501776 2025-07-02 10:55:51 2460858.9554514 20.5018 ABMag r-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
g-ZTF P48_ZTF-Cam 2025-07-06 10:06:14 - 2025-07-06 10:06:14 2460862.9209954 - 2460862.9209954 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
501171 2025-07-06 10:06:14 2460862.9209954 19.7853 0.117012 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
305576 2026-05-27 14:22:31 BlackGEM_Bot1 H. Tranin, F. Stoppa, D. Pieterse et al. BlackGEM BlackGEM 21:08:02.456 -15:35:47.12 2025-07-22 03:28:25.000 18.18 BG-q-BlackGem PSN BGEM J210802.46-153547.1 BlackGEM N
262868 2025-07-18 06:01:50 GOTO_bot D. O'Neill, G. Ramsay, K. Ackley et al. GOTO GOTO 21:08:02.425 -15:35:47.29 2025-07-18 03:24:06.336 18.35 L-GOTO Other GOTO25ezu GOTO N
262826 2025-07-17 18:19:32 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 21:08:02.437 -15:35:47.55 2025-07-16 03:02:08.736 18.501 orange-ATLAS PSN ATLAS25hsn ATLAS N
262036 2025-07-10 18:15:37 Fink Julien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink broker Fink ZTF 21:08:02.425 -15:35:47.07 2025-07-05 08:57:24.998 20.3908 r-ZTF PSN ZTF25aazufyf ZTF Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF25aazufyf N
262021 2025-07-10 14:46:51 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 21:08:02.423 -15:35:47.05 2025-07-04 12:22:26.976 20.83 w-P1 PSN PS25eud Pan-STARRS N
261719 2025-07-06 14:18:53 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 21:08:02.431 -15:35:47.01 2025-07-05 08:57:24.998 20.3908 r-ZTF PSN ZTF25aazufyf ZTF 2025TNSTR2585....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
21584 2025-07-20 12:27:05 Charlotte Angus C. Angus (QUB) on behalf of SCAT SCAT SN Ia 0.07 1 SCAT Spectrum taken with UH88/SNIFS on 20/07/2025. Template matches to SNe Ia around max light. Redshift from template matching. Classification was done using SNID 2025TNSCR2793....1A
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
21584 2025-07-20 00:00:00 UH88 / SNIFS C. Angus SCAT tns_2025qmg_2025-07-20_UH88_SNIFS_SCAT.dat Object

Comments

TNS
System

Thu, 07/10/2025 - 14:46

Object coordinates updated

Object coordinates updated according to AT-report 262021 of Group Pan-STARRS
Previous RA, DEC: 21:08:02.431, -15:35:47.01 (317.010131, -15.5963926)
Updated RA, DEC: 21:08:02.423, -15:35:47.05 (317.010094959, -15.5964018971)