RA/DEC (2000)
14:46:02.135 -17:12:49.15
221.5088977 -17.2136523
Type
SN Ia
Redshift
0.115
Discovery ReportClassification Report
Reporting Group
GOTO
Discovering Data Source
GOTO
Discovery Date
2026-02-11 17:15:13.824
TNS AT
Y
Public
Y
Discovery Mag
19.88
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_2026dst - 2026-03-12 10:33:48 P200 / NGPS (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-S_GOTO-3_L
 ▌ATLAS-CHL_ATLAS-04_orange
 ▌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
23274 2026-03-12 10:33:48 P200 / NGPS Ilaria Caiazzo, Sam Rose, Geoffrey Mo Sam Rose ZTF tns_2026dst_2026-03-12_10-33-48_P200_NGPS_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-3 2026-02-05 16:38:23 - 2026-02-11 17:15:14 2461077.193324 - 2461083.218908 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
559725 2026-02-11 17:15:14 2461083.218908 19.88 0.2 ABMag L-GOTO GOTO-S_GOTO-3 135
559724 2026-02-05 16:38:23 2461077.193324 19.5 ABMag L-GOTO GOTO-S_GOTO-3 180 [Last non detection]
orange-ATLAS ATLAS-CHL_ATLAS-04 2026-02-27 07:09:37 - 2026-02-27 07:09:37 2461098.79834 - 2461098.79834 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
562148 2026-02-27 07:09:37 2461098.79834 18.702 0.159 19.05 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
r-ZTF P48_ZTF-Cam 2026-02-28 11:02:19 - 2026-02-28 11:02:19 2461099.9599421 - 2461099.9599421 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
562308 2026-02-28 11:02:19 2461099.9599421 19.0331 0.113275 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2026-02-06 12:02:20 - 2026-02-14 12:34:11 2461078.0016204 - 2461086.0237384 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
562307 2026-02-14 12:34:11 2461086.0237384 19.6421 0.160104 ABMag g-ZTF P48_ZTF-Cam
562306 2026-02-06 12:02:20 2461078.0016204 19.7977 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-HKO_ATLAS-02 2026-02-24 11:50:27 - 2026-02-24 11:50:27 2461095.99337 - 2461095.99337 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
562147 2026-02-24 11:50:27 2461095.99337 19.31 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
293352 2026-02-28 19:55:46 Fritz Daniel Perley (LJMU), Christoffer Fremling (Caltech), Theophile du Laz (Caltech) on behalf of ZTF ZTF ZTF 14:46:02.135 -17:12:49.15 2026-02-14 12:34:10.997 19.6421 g-ZTF PSN ZTF26aagrvcf ZTF N
293285 2026-02-27 22:20:59 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 14:46:02.148 -17:12:49.48 2026-02-27 07:09:36.576 18.702 orange-ATLAS PSN ATLAS26cmy ATLAS N
292027 2026-02-20 12:40:56 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 14:46:02.114 -17:12:49.39 2026-02-11 17:15:13.824 19.88 L-GOTO Other GOTO26bgw GOTO 2026TNSTR.718....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
23273 2026-03-17 21:43:35 ZTF_Bot1 S. Rose, K. Hinds, C. Fremling, J. Castaneda Jaimes, T. du Laz, T. Culino, M. Kasliwal (Caltech), M. Coughlin (UoM) on behalf of the ZTF LIONS collaboration ZTF SN Ia 0.115 1 ZTF 2026TNSCR1154....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
23274 2026-03-12 10:33:48 P200 / NGPS Ilaria Caiazzo, Sam Rose, Geoffrey Mo Sam Rose ZTF tns_2026dst_2026-03-12_10-33-48_P200_NGPS_ZTF.ascii Object

Comments

TNS
System

Sat, 02/28/2026 - 19:55

Object coordinates updated

Object coordinates updated according to AT-report 293352 of Group ZTF
Previous RA, DEC: 14:46:02.148, -17:12:49.48 (221.50895, -17.213745)
Updated RA, DEC: 14:46:02.135, -17:12:49.15 (221.5088977, -17.2136523)

TNS
System

Fri, 02/27/2026 - 22:21

Object coordinates updated

Object coordinates updated according to AT-report 293285 of Group ATLAS
Previous RA, DEC: 14:46:02.114, -17:12:49.39 (221.508807, -17.21372)
Updated RA, DEC: 14:46:02.148, -17:12:49.48 (221.50895, -17.213745)