RA/DEC (2000)
07:39:28.072 +09:17:46.83
114.866965311 +9.29634285938
Type
SN Ia
Redshift
0.112
Discovery ReportClassification Report
Related AstroNotes: DRAFT-2396, 2026-26
Reporting Group
GOTO
Discovering Data Source
GOTO
Discovery Date
2026-02-04 12:10:49.728
TNS AT
Y
Public
Y
Discovery Mag
19.23
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_2026ces - 2026-02-07 01:30:59 ESO-NTT / EFOSC2-NTT (None)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
 ▌PS2_GPC2_w
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
   
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
22953 2026-02-07 01:30:59 ESO-NTT / EFOSC2-NTT Thallis Pessi (ESO), Maria Alejandra Lemus (UNAL), Millena Maciel (ON), Madeleine McLeod (UofE), Taisa Oliveira (USP), Manuel Pa None tns_2026ces_2026-02-07_01-30-59_ESO-NTT_EFOSC2-NTT_None.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-3 2026-02-04 12:10:50 - 2026-02-04 12:10:50 2461076.007516 - 2461076.007516 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
555994 2026-02-04 12:10:50 2461076.007516 19.23 0.14 ABMag L-GOTO GOTO-S_GOTO-3 180
w-P1 PS2_GPC2 2026-02-06 06:43:14 - 2026-02-06 06:43:14 2461077.78002 - 2461077.78002 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
556712 2026-02-06 06:43:14 2461077.78002 19.56 0.02 22 ABMag w-P1 PS2_GPC2 45 Robot
L-GOTO GOTO-N_GOTO-1 2026-02-03 21:55:58 - 2026-02-03 21:55:58 2461075.413866 - 2461075.413866 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
555993 2026-02-03 21:55:58 2461075.413866 18.6 ABMag L-GOTO GOTO-N_GOTO-1 135 [Last non detection]
r-ZTF P48_ZTF-Cam 2026-02-06 06:54:42 - 2026-02-06 06:54:42 2461077.7879861 - 2461077.7879861 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
556158 2026-02-06 06:54:42 2461077.7879861 19.6101 0.156842 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2026-02-02 07:08:47 - 2026-02-04 03:39:01 2461073.7977662 - 2461075.6520949 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
556157 2026-02-04 03:39:01 2461075.6520949 19.995 0.183533 ABMag g-ZTF P48_ZTF-Cam
556156 2026-02-02 07:08:47 2461073.7977662 19.0104 ABMag g-ZTF P48_ZTF-Cam [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
290361 2026-02-08 13:27:54 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 07:39:28.072 +09:17:46.83 2026-02-06 06:43:13.728 19.56 w-P1 PSN PS26tv Pan-STARRS N
290110 2026-02-06 15:56:50 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 07:39:28.079 +09:17:46.70 2026-02-04 03:39:00.999 19.995 g-ZTF PSN ZTF26aafefuy ZTF N
290035 2026-02-05 16:58:28 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 07:39:28.078 +09:17:47.00 2026-02-04 12:10:49.728 19.23 L-GOTO Other GOTO26als GOTO 2026TNSTR.483....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
22952 2026-02-09 09:34:52 Thallis Pessi Thallis Pessi (ESO), Maria Alejandra Lemus (UNAL), Millena Maciel (ON), Madeleine McLeod (UofE), Taisa Oliveira (USP), Manuel Pavez (PUC) on behalf of the ESO La Silla Observing School 2026 None SN Ia 0.112 1 2026TNSCR.565....1P
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
22953 2026-02-07 01:30:59 ESO-NTT / EFOSC2-NTT Thallis Pessi (ESO), Maria Alejandra Lemus (UNAL), Millena Maciel (ON), Madeleine McLeod (UofE), Taisa Oliveira (USP), Manuel Pa None tns_2026ces_2026-02-07_01-30-59_ESO-NTT_EFOSC2-NTT_None.dat Object

Comments

TNS
System

Sun, 02/08/2026 - 13:27

Object coordinates updated

Object coordinates updated according to AT-report 290361 of Group Pan-STARRS
Previous RA, DEC: 07:39:28.079, +09:17:46.70 (114.8669962, +9.2963051)
Updated RA, DEC: 07:39:28.072, +09:17:46.83 (114.866965311, +9.29634285938)

TNS
System

Fri, 02/06/2026 - 15:56

Object coordinates updated

Object coordinates updated according to AT-report 290110 of Group ZTF
Previous RA, DEC: 07:39:28.078, +09:17:47.00 (114.86699, +9.296389)
Updated RA, DEC: 07:39:28.079, +09:17:46.70 (114.8669962, +9.2963051)