RA/DEC (2000)
11:39:23.716 -05:12:21.09
174.848815504 -5.20585966856
Type
SN Ia
Redshift
0.0556
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2026-01-19 09:37:31.998
TNS AT
Y
Public
Y
Discovery Mag
19.7957
Filter
g-ZTF
Reporter/s
Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026awh - 2026-01-31 09:56:41 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-S_GOTO-3_L
 ▌ATLAS-STH_ATLAS-03_orange
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_g
 ▌PS1_GPC1_w
   
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
22917 2026-01-31 09:56:41 P60 / SEDM 2700 SEDmRobot ZTF tns_2026awh_2026-01-31_09-56-41.120085_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2026-01-21 03:51:14 - 2026-01-21 03:51:14 2461061.66058 - 2461061.66058 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
552959 2026-01-21 03:51:14 2461061.66058 19.072 0.085 19.92 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
L-GOTO GOTO-S_GOTO-3 2026-01-21 15:59:18 - 2026-01-21 15:59:18 2461062.166179 - 2461062.166179 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
552658 2026-01-21 15:59:18 2461062.166179 19.28 0.1 ABMag L-GOTO GOTO-S_GOTO-3 180
orange-ATLAS ATLAS-STH_ATLAS-03 2026-01-20 01:52:45 - 2026-01-20 01:52:45 2461060.5783 - 2461060.5783 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
552958 2026-01-20 01:52:45 2461060.5783 19.33 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot [Last non detection]
L-GOTO GOTO-N_GOTO-1 2026-01-16 04:54:23 - 2026-01-16 04:54:23 2461056.704429 - 2461056.704429 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
552657 2026-01-16 04:54:23 2461056.704429 19.9 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
g-ZTF P48_ZTF-Cam 2026-01-17 10:57:24 - 2026-01-21 11:32:48 2461057.9565278 - 2461061.9811111 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
552313 2026-01-21 11:32:48 2461061.9811111 19.0374 0.130859 ABMag g-ZTF P48_ZTF-Cam
552312 2026-01-19 09:37:32 2461059.9010648 19.7957 0.0971742 ABMag g-ZTF P48_ZTF-Cam
552311 2026-01-17 10:57:24 2461057.9565278 19.4307 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
w-P1 PS1_GPC1 2026-02-17 12:05:04 - 2026-02-17 12:05:04 2461089.00352 - 2461089.00352 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
560969 2026-02-17 12:05:04 2461089.00352 18.89 0.03 22 ABMag w-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
292652 2026-02-24 01:33:33 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 11:39:23.716 -05:12:21.09 2026-02-17 12:05:04.128 18.89 w-P1 PSN PS26ajv Pan-STARRS N
288475 2026-01-23 01:30:14 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 11:39:23.718 -05:12:21.32 2026-01-21 03:51:14.112 19.072 wide-ATLAS PSN ATLAS26azf ATLAS N
288281 2026-01-21 18:57:59 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 11:39:23.696 -05:12:21.62 2026-01-21 15:59:17.952 19.28 L-GOTO Other GOTO26sj GOTO N
288173 2026-01-21 12:10:45 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 11:39:23.733 -05:12:21.37 2026-01-19 09:37:31.998 19.7957 g-ZTF PSN ZTF26aactdyg ZTF 2026TNSTR.279....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
22916 2026-02-04 20:49:12 ZTF_Bot1 J. Sollerman, J. Castaneda Jaimes, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ia 0.0556 1 ZTF 2026TNSCR.478....1S
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
22917 2026-01-31 09:56:41 P60 / SEDM 2700 SEDmRobot ZTF tns_2026awh_2026-01-31_09-56-41.120085_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Tue, 02/24/2026 - 01:33

Object coordinates updated

Object coordinates updated according to AT-report 292652 of Group Pan-STARRS
Previous RA, DEC: 11:39:23.733, -05:12:21.37 (174.8488877, -5.2059351)
Updated RA, DEC: 11:39:23.716, -05:12:21.09 (174.848815504, -5.20585966856)