RA/DEC (2000)
06:00:20.192 -16:09:54.47
90.0841338462 -16.1651292308
Type
SN
Redshift
0.02197
Reporting Group
GOTO
Discovering Data Source
GOTO
Discovery Date
2026-03-14 09:22:45.984
TNS AT
Y
Public
Y
Discovery Mag
19.31
Filter
L-GOTO
Reporter/s
D. O'Neill, K. Ackley, M. Dyer, J. Lyman, K. Ulaczyk, D. Steeghs, D. Galloway, V. Dhillon, P. O'Brien, G. Ramsay, K. Noysena, R. Kotak, R. Breton, J. Casares, L. Nuttall, R. Starling, B. Gompertz, B. Godson, T. Killestein, A. Kumar, M. Pursiainen, on behalf of GOTO collaboration

Spectra

 SN_2026ftp - 2026-04-03 00:00:00 ANU-2.3m / WiFeS (Supernova Alliance)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

 GOTO-S_GOTO-3_L
 ATLAS-STH_ATLAS-03_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
23435 2026-04-03 00:00:00 ANU-2.3m / WiFeS B. P. Schmidt (ANU) L. Rauf (ANU) Supernova Alliance tns_2026ftp_2026-04-03_ANU-2.3m_WiFeS_Supernova_Alliance.dat tns_2026ftp_2026-04-03_ANU-2.3m_WiFeS_Supernova_Alliance.fits Object Fit with superfit.
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-3 2026-03-12 09:24:26 - 2026-03-14 09:22:46 2461111.891972 - 2461113.890814 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
565302 2026-03-14 09:22:46 2461113.890814 19.31 0.1 ABMag L-GOTO GOTO-S_GOTO-3 180
565301 2026-03-12 09:24:26 2461111.891972 19.9 ABMag L-GOTO GOTO-S_GOTO-3 180 [Last non detection]
orange-ATLAS ATLAS-STH_ATLAS-03 2026-03-18 19:26:14 - 2026-03-21 19:38:59 2461118.30988 - 2461121.31874 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
570616 2026-03-21 19:38:59 2461121.31874 17.929 0.104 19.42 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot
570615 2026-03-18 19:26:14 2461118.30988 18.01 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 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
297583 2026-03-27 20:53:14 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 06:00:20.192 -16:09:54.47 2026-03-21 19:38:59.136 17.929 orange-ATLAS PSN ATLAS26dlb ATLAS N
294746 2026-03-16 20:43:19 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 06:00:20.163 -16:09:55.57 2026-03-14 09:22:45.984 19.31 L-GOTO Other GOTO26bxe GOTO 2026TNSTR1106....1O N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
23433 2026-04-07 07:12:46 Liana Rauf L. Rauf (ANU), B. P. Schmidt (ANU), K. Auchettl (University of Melbourne/UCSC), P. Armstrong (ANU), D. Cao (ANU), C. Lidman (ANU), B. Martin (ANU), J. Shi (University of Melbourne), and B. E. Tucker (ANU) Supernova Alliance SN 0.02197 1 Supernova Alliance 2026TNSCR1479....1R
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
23435 2026-04-03 00:00:00 ANU-2.3m / WiFeS B. P. Schmidt (ANU) L. Rauf (ANU) Supernova Alliance tns_2026ftp_2026-04-03_ANU-2.3m_WiFeS_Supernova_Alliance.dat tns_2026ftp_2026-04-03_ANU-2.3m_WiFeS_Supernova_Alliance.fits Object Fit with superfit.

Comments

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 297583 of Group ATLAS
Previous RA, DEC: 06:00:20.163, -16:09:55.57 (90.084013, -16.165437)
Updated RA, DEC: 06:00:20.192, -16:09:54.47 (90.0841338462, -16.1651292308)