RA/DEC (2000)
20:54:11.027 -17:40:35.49
313.5459453 -17.6765262
Type
SN II
Redshift
0.04
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2026-06-10 10:21:16.001
TNS AT
Y
Public
Y
Discovery Mag
20.2794
Filter
g-ZTF
Reporter/s
K-Ryan Hinds (Caltech), Christoffer Fremling (Caltech), Mansi Kasliwal (Caltech), Theophile du Laz (Caltech), Thomas Culino (Caltech), Joahan Castaneda Jaimes (CIT, IPAC), Michael Coughlin (UMN), Antoine Le Calloch (UMN) , Pete Bachant (Caltech) on behalf of Z+LIONS
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026pec - 2026-06-16 03:13:40 NOT / ALFOSC (GOTO)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
 ▌GOTO-N_GOTO-1_L
 ▌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
24076 2026-06-16 03:13:40 NOT / ALFOSC M. Pursiainen, J. Mills, D. O'Neill GOTO tns_2026pec_2461207.634488_NOT_ALFOSC_GOTO.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-3 2026-06-07 19:24:20 - 2026-06-07 19:24:20 2461199.308567 - 2461199.308567 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
592112 2026-06-07 19:24:20 2461199.308567 19.7 ABMag L-GOTO GOTO-S_GOTO-3 180 [Last non detection]
L-GOTO GOTO-N_GOTO-1 2026-06-14 03:23:39 - 2026-06-14 03:23:39 2461205.641416 - 2461205.641416 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
592113 2026-06-14 03:23:39 2461205.641416 19.81 0.18 ABMag L-GOTO GOTO-N_GOTO-1 180
g-ZTF P48_ZTF-Cam 2026-06-09 10:52:52 - 2026-06-14 11:00:01 2461200.9533796 - 2461205.9583449 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
591729 2026-06-14 11:00:01 2461205.9583449 20.1268 0.171581 ABMag g-ZTF P48_ZTF-Cam
591728 2026-06-10 10:21:16 2461201.9314352 20.2794 0.155601 ABMag g-ZTF P48_ZTF-Cam
591727 2026-06-09 10:52:52 2461200.9533796 20.0262 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
308630 2026-06-16 01:55:36 GOTO_bot J. Lyman, D. O'Neill, K. Ackley et al. GOTO GOTO 20:54:11.039 -17:40:35.95 2026-06-14 03:23:38.688 19.81 L-GOTO Other GOTO26fyw GOTO N
308420 2026-06-14 21:12:56 ZTF_LIONS K-Ryan Hinds (Caltech), Christoffer Fremling (Caltech), Mansi Kasliwal (Caltech) et al. ZTF ZTF 20:54:11.027 -17:40:35.49 2026-06-10 10:21:16.001 20.2794 g-ZTF PSN ZTF26abbgnzo ZTF 2026TNSTR2516....1H N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
24070 2026-06-16 08:34:35 GOTO_bot M. Pursiainen, J. Mills, D. O'Neill, M. Magee, 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, D. O'Neill, M. Pursiainen, on behalf of GOTO collaboration GOTO SN II 0.04 1 GOTO SNID shows good matches with type II supernovae at a redshift of approximately 0.04. No obvious signs of a nearby host galaxy are visible. 2026TNSCR2557....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
24076 2026-06-16 03:13:40 NOT / ALFOSC M. Pursiainen, J. Mills, D. O'Neill GOTO tns_2026pec_2461207.634488_NOT_ALFOSC_GOTO.dat Object

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