RA/DEC (2000)
17:26:41.624 +13:54:31.75
261.6734347 +13.9088195
Type
SN II
Redshift
0.023206
Discovery ReportClassification Report
Reporting Group
GOTO
Discovering Data Source
GOTO
Discovery Date
2026-01-29 06:53:12.480
TNS AT
Y
Public
Y
Discovery Mag
18.6
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
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026brg - 2026-02-14 11:21:23 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

 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌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
22983 2026-02-14 11:21:23 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2026brg_2026-02-14_11-21-23.010248_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-1 2025-10-30 19:53:50 - 2026-01-29 06:53:12 2460979.32905 - 2461069.786946 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
554604 2026-01-29 06:53:12 2461069.786946 18.6 0.08 ABMag L-GOTO GOTO-N_GOTO-1 180
554603 2025-10-30 19:53:50 2460979.32905 19.5 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2026-02-01 13:15:12 - 2026-02-01 13:15:12 2461073.0522222 - 2461073.0522222 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
555224 2026-02-01 13:15:12 2461073.0522222 18.1642 0.092711 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2026-01-29 13:07:54 - 2026-01-29 13:07:54 2461070.0471528 - 2461070.0471528 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
555223 2026-01-29 13:07:54 2461070.0471528 18.5346 0.0382546 ABMag g-ZTF P48_ZTF-Cam
orange-ATLAS ATLAS-MLO_ATLAS-01 2026-02-01 15:13:13 - 2026-02-01 15:13:13 2461073.13418 - 2461073.13418 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
555505 2026-02-01 15:13:13 2461073.13418 18.4 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-10-25 05:58:05 - 2026-02-02 14:56:43 2460973.74867 - 2461074.12272 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
555506 2026-02-02 14:56:43 2461074.12272 17.958 0.147 18.32 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
554761 2026-01-29 15:09:38 2461070.13169 18.277 0.103 19.18 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
554760 2025-10-25 05:58:05 2460973.74867 18.58 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
289815 2026-02-03 00:57:46 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 17:26:41.651 +13:54:31.26 2026-02-02 14:56:43.008 17.958 orange-ATLAS PSN ATLAS26bgc ATLAS N
289660 2026-02-01 13:26:45 BTSbot_bot Nabeel Rehemtulla (CIERA, NU), Wynn Jacobson-Galán (Caltech), Theophile du Laz (Caltech) on behalf of ZTF ZTF ZTF 17:26:41.624 +13:54:31.75 2026-01-29 13:07:54.001 18.5346 g-ZTF PSN ZTF26aaefqva ZTF Bright (m_peak <= 18.5) transient candidate identified autonomously by BTSbot (Rehemtulla et al. 2024; arXiv:2401.15167). N
289407 2026-01-30 12:28:57 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 17:26:41.601 +13:54:32.32 2026-01-29 15:09:38.016 18.277 orange-ATLAS PSN ATLAS26bgc ATLAS N
289332 2026-01-29 16:15:52 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 17:26:41.606 +13:54:31.54 2026-01-29 06:53:12.480 18.6 L-GOTO Other GOTO26aja GOTO 2026TNSTR.385....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
22982 2026-02-14 14:26:03 ZTF_Bot1 J. Sollerman, J. Castaneda Jaimes, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN II 0.023206 1 ZTF 2026TNSCR.635....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
22983 2026-02-14 11:21:23 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2026brg_2026-02-14_11-21-23.010248_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Sun, 02/01/2026 - 13:26

Object coordinates updated

Object coordinates updated according to AT-report 289660 of Group ZTF
Previous RA, DEC: 17:26:41.601, +13:54:32.32 (261.673336, +13.908978)
Updated RA, DEC: 17:26:41.624, +13:54:31.75 (261.6734347, +13.9088195)

TNS
System

Fri, 01/30/2026 - 12:28

Object coordinates updated

Object coordinates updated according to AT-report 289407 of Group ATLAS
Previous RA, DEC: 17:26:41.606, +13:54:31.54 (261.673357, +13.908761)
Updated RA, DEC: 17:26:41.601, +13:54:32.32 (261.673336, +13.908978)