RA/DEC (2000)
12:15:22.468 +23:59:40.07
183.8436176 +23.9944649
Type
SN Ia
Redshift
0.025007
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2026-02-01 07:44:55.000
TNS AT
Y
Public
Y
Discovery Mag
19.4965
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_2026bzg - 2026-02-06 07:27:56 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
   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 ▌WFST_WFST-WFC_r
 ▌GOTO-N_GOTO-2_L
 ▌ATLAS-STH_ATLAS-03_orange
 ▌BG4_BlackGEM-Cam4_BG-q
 ▌BG2_BlackGEM-Cam2_BG-q
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-HKO_ATLAS-02_orange
   
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
22929 2026-02-06 07:27:56 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2026bzg_2026-02-06_07-27-56.094655_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
r-WFST WFST_WFST-WFC 2026-01-31 17:58:34 - 2026-01-31 17:58:34 2461072.249 - 2461072.249 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
567877 2026-01-31 17:58:34 2461072.249 20.27 0.1 ABMag r-WFST WFST_WFST-WFC 30
L-GOTO GOTO-N_GOTO-2 2026-02-01 02:18:14 - 2026-02-08 02:34:40 2461072.596001 - 2461079.607407 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
556639 2026-02-08 02:34:40 2461079.607407 17.34 0.03 ABMag L-GOTO GOTO-N_GOTO-2 180
556638 2026-02-01 02:18:14 2461072.596001 19.2 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
orange-ATLAS ATLAS-STH_ATLAS-03 2026-02-07 02:29:12 - 2026-02-07 02:29:12 2461078.60361 - 2461078.60361 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
556377 2026-02-07 02:29:12 2461078.60361 17.542 0.074 18.69 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot
BG-q-BlackGem BG4_BlackGEM-Cam4 2026-03-31 04:00:20 - 2026-03-31 04:00:20 2461130.6668981 - 2461130.6668981 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
573472 2026-03-31 04:00:20 2461130.6668981 19.2 ABMag BG-q-BlackGem BG4_BlackGEM-Cam4 60 robotic [Last non detection]
BG-q-BlackGem BG2_BlackGEM-Cam2 2026-04-07 04:35:26 - 2026-04-07 04:35:26 2461137.6912731 - 2461137.6912731 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
573473 2026-04-07 04:35:26 2461137.6912731 18.97 0.13 20.07 ABMag BG-q-BlackGem BG2_BlackGEM-Cam2 60 robotic
r-ZTF P48_ZTF-Cam 2026-02-01 07:44:55 - 2026-02-02 10:27:30 2461072.8228588 - 2461073.9357639 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
555447 2026-02-02 10:27:30 2461073.9357639 19.1205 0.16019 ABMag r-ZTF P48_ZTF-Cam
555446 2026-02-01 07:44:55 2461072.8228588 19.4965 0.202009 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2026-01-31 09:58:49 - 2026-01-31 09:58:49 2461071.9158449 - 2461071.9158449 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
555445 2026-01-31 09:58:49 2461071.9158449 19.6291 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-HKO_ATLAS-02 2026-02-02 12:07:02 - 2026-02-02 12:07:02 2461074.00488 - 2461074.00488 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
556376 2026-02-02 12:07:02 2461074.00488 18.27 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot [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
299192 2026-04-08 07:05:08 BlackGEM_Bot1 P. Groot, H. Tranin, F. Stoppa et al. BlackGEM BlackGEM 12:15:22.482 +23:59:40.07 2026-04-07 04:35:26.000 18.97 BG-q-BlackGem PSN BGEM J121522.48+235940.1 BlackGEM N
296158 2026-03-20 10:30:34 WFST_SN Zelin Xu, Dezheng Meng, Ji-an Jiang et al. WFST WFST 12:15:22.470 +23:59:39.93 2026-01-31 17:58:33.600 20.27 r-WFST PSN WFST260131bgvkn WFST N
290327 2026-02-08 12:53:47 GOTO_bot G. Ramsay, K. Ackley, M. Dyer et al. GOTO GOTO 12:15:22.479 +23:59:40.30 2026-02-08 02:34:40.224 17.34 L-GOTO Other GOTO26ano GOTO N
290213 2026-02-07 21:51:22 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 12:15:22.468 +23:59:39.93 2026-02-07 02:29:11.904 17.542 orange-ATLAS PSN ATLAS26bkq ATLAS N
289786 2026-02-02 10:39:17 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 12:15:22.468 +23:59:40.07 2026-02-01 07:44:55.000 19.4965 r-ZTF PSN ZTF26aaerslf ZTF 2026TNSTR.443....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
22928 2026-02-06 08:22:00 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 0.025007 1 ZTF 2026TNSCR.514....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
22929 2026-02-06 07:27:56 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2026bzg_2026-02-06_07-27-56.094655_P60_SEDM_ZTF.ascii Object

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