RA/DEC (2000)
16:54:25.237 +37:49:54.06
253.605152865 +37.8316833929
Type
SN II
Redshift
0.032302
Discovery ReportClassification Report
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2026-03-04 11:13:00.768
TNS AT
Y
Public
Y
Discovery Mag
17.298
Filter
orange-ATLAS
Reporter/s
J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii), N. Erasmus, W. Koorts (South African Astronomical Observatory), A. Jordan, V. Suc (UAI, Obstech), M. R. Alarcón, J. Licandro, P. Nichita (IAC), S. J. Smartt, K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, C. R. Angus, A. Wilson, A. Aamer, D. Magill, P. J. Broda, A. J. Smith (QUB), P. Ramsden (Birmingham/QUB), L. Shingles (GSI/QUB), S. Srivastav, J. H. Gillanders, H. Stevance, A. J. Cooper, F. Stoppa, J. Tweddle, L. Eastman (Oxford), L. Rhodes (TSI/McGill), A. Rest (STScI), T.-W. Chen (NCU), C. Stubbs (Harvard), J. S. Sommer (LMU), B. P. Schmidt (ANU)
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026evz - 2026-03-11 11:50:20 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

 ▌LAST_LAST-Cam_Clear
 ▌GOTO-N_GOTO-2_L
 ▌PS2_GPC2_w
 ▌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
23204 2026-03-11 11:50:20 P60 / SEDM 2160 SEDmRobot ZTF tns_2026evz_2026-03-11_11-50-19.798185_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
Clear- LAST_LAST-Cam 2024-07-01 22:30:21 - 2026-04-07 23:57:09 2460493.43774 - 2461138.49802 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
573420 2026-04-07 23:57:09 2461138.49802 18.47 ABMag Clear- LAST_LAST-Cam 400
573419 2024-07-01 22:30:21 2460493.43774 21.76 ABMag Clear- LAST_LAST-Cam 5180 [Last non detection]
L-GOTO GOTO-N_GOTO-2 2026-02-28 06:32:48 - 2026-03-07 05:09:17 2461099.772776 - 2461106.714779 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
563138 2026-03-07 05:09:17 2461106.714779 17.54 0.04 ABMag L-GOTO GOTO-N_GOTO-2 180
563137 2026-02-28 06:32:48 2461099.772776 20.1 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
w-P1 PS2_GPC2 2026-05-07 13:22:56 - 2026-05-07 13:22:56 2461168.05759 - 2461168.05759 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
580778 2026-05-07 13:22:56 2461168.05759 18.54 0.02 22 ABMag w-P1 PS2_GPC2 45 Robot
r-ZTF P48_ZTF-Cam 2026-03-06 10:48:54 - 2026-03-06 10:48:54 2461105.950625 - 2461105.950625 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
562982 2026-03-06 10:48:54 2461105.950625 17.6031 0.0520422 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2026-02-28 12:45:32 - 2026-03-06 12:10:40 2461100.0316204 - 2461106.0074074 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
562983 2026-03-06 12:10:40 2461106.0074074 17.3909 0.0471225 ABMag g-ZTF P48_ZTF-Cam
562981 2026-02-28 12:45:32 2461100.0316204 20.6897 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-HKO_ATLAS-02 2026-02-28 15:50:27 - 2026-03-04 11:13:01 2461100.16003 - 2461103.96737 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
562783 2026-03-04 11:13:01 2461103.96737 17.298 0.109 17.83 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
562782 2026-02-28 15:50:27 2461100.16003 17.77 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
302867 2026-05-09 23:22:44 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 16:54:25.237 +37:49:54.06 2026-05-07 13:22:55.776 18.54 w-P1 PSN PS26bei Pan-STARRS N
299174 2026-04-08 02:54:01 LAST_Bot1 R. Konno (WIS), E. A. Zimmerman (WIS), A. Horowicz (WIS) et al. LAST LAST 16:54:25.269 +37:49:53.94 2026-04-07 23:57:08.928 18.47 Clear- PSN LAST N
293773 2026-03-07 08:50:26 GOTO_bot T. Killestein, K. Ackley, M. Dyer et al. GOTO GOTO 16:54:25.243 +37:49:54.07 2026-03-07 05:09:16.992 17.54 L-GOTO Other GOTO26brd GOTO N
293699 2026-03-06 13:44:16 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 16:54:25.241 +37:49:54.11 2026-03-06 10:48:54.000 17.6031 r-ZTF PSN ZTF26aajprwv ZTF N
293618 2026-03-05 13:21:00 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 16:54:25.223 +37:49:53.89 2026-03-04 11:13:00.768 17.298 orange-ATLAS PSN ATLAS26cpd ATLAS 2026TNSTR.919....1T N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
23203 2026-03-12 23:41:37 ZTF_Bot1 J. Sollerman, J. Castaneda Jaimes, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN II 0.032302 1 ZTF 2026TNSCR1043....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
23204 2026-03-11 11:50:20 P60 / SEDM 2160 SEDmRobot ZTF tns_2026evz_2026-03-11_11-50-19.798185_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Sat, 05/09/2026 - 23:22

Object coordinates updated

Object coordinates updated according to AT-report 302867 of Group Pan-STARRS
Previous RA, DEC: 16:54:25.241, +37:49:54.11 (253.6051723, +37.8316977)
Updated RA, DEC: 16:54:25.237, +37:49:54.06 (253.605152865, +37.8316833929)

TNS
System

Fri, 03/06/2026 - 13:44

Object coordinates updated

Object coordinates updated according to AT-report 293699 of Group ZTF
Previous RA, DEC: 16:54:25.223, +37:49:53.89 (253.6050975, +37.8316375)
Updated RA, DEC: 16:54:25.241, +37:49:54.11 (253.6051723, +37.8316977)