RA/DEC (2000)
15:15:30.352 -14:30:12.69
228.8764667 -14.5035252
Type
SN II
Redshift
0.026
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2026-05-15 07:32:06.999
TNS AT
Y
Public
Y
Discovery Mag
19.3778
Filter
r-ZTF
Reporter/s
Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026mrg - 2026-05-19 11:05:10 UH88 / SNIFS (SCAT)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_cyan
 ▌ATLAS-STH_ATLAS-03_orange
 ▌GOTO-N_GOTO-1_L
 ▌BG4_BlackGEM-Cam4_BG-q
 ▌BG3_BlackGEM-Cam3_BG-q
 ▌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
23777 2026-05-19 11:05:10 UH88 / SNIFS 1800 Tucker SCAT tns_2026mrg_2026-05-19_11-05-10_UH88_SNIFS_SCAT.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-3 2026-05-15 10:39:48 - 2026-05-15 10:39:48 2461175.944313 - 2461175.944313 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
583585 2026-05-15 10:39:48 2461175.944313 19.05 0.09 ABMag L-GOTO GOTO-S_GOTO-3 180
cyan-ATLAS ATLAS-CHL_ATLAS-04 2026-05-15 06:59:07 - 2026-05-15 06:59:07 2461175.79105 - 2461175.79105 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
583176 2026-05-15 06:59:07 2461175.79105 18.9 ABMag cyan-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
orange-ATLAS ATLAS-STH_ATLAS-03 2026-05-15 22:09:53 - 2026-05-15 22:09:53 2461176.42353 - 2461176.42353 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
583177 2026-05-15 22:09:53 2461176.42353 18.943 0.147 19.48 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot
L-GOTO GOTO-N_GOTO-1 2026-05-13 02:30:58 - 2026-05-13 02:30:58 2461173.604845 - 2461173.604845 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
583584 2026-05-13 02:30:58 2461173.604845 19.9 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
BG-q-BlackGem BG4_BlackGEM-Cam4 2026-05-19 02:11:11 - 2026-05-19 02:11:11 2461179.5910995 - 2461179.5910995 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
583773 2026-05-19 02:11:11 2461179.5910995 18.83 0.05 20.76 ABMag BG-q-BlackGem BG4_BlackGEM-Cam4 60 robotic
BG-q-BlackGem BG3_BlackGEM-Cam3 2026-05-12 02:58:53 - 2026-05-12 02:58:53 2461172.6242245 - 2461172.6242245 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
583772 2026-05-12 02:58:53 2461172.6242245 20.66 ABMag BG-q-BlackGem BG3_BlackGEM-Cam3 60 robotic [Last non detection]
r-ZTF P48_ZTF-Cam 2026-05-15 07:32:07 - 2026-05-15 07:32:07 2461175.8139699 - 2461175.8139699 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
582807 2026-05-15 07:32:07 2461175.8139699 19.3778 0.109941 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2026-05-14 09:06:09 - 2026-05-15 09:04:47 2461174.8792708 - 2461175.8783218 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
582808 2026-05-15 09:04:47 2461175.8783218 19.0486 0.108852 ABMag g-ZTF P48_ZTF-Cam
582806 2026-05-14 09:06:09 2461174.8792708 20.5704 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
304502 2026-05-19 06:10:02 BlackGEM_Bot1 G. Ramsay, H. Tranin, F. Stoppa et al. BlackGEM BlackGEM 15:15:30.335 -14:30:12.69 2026-05-19 02:11:11.000 18.83 BG-q-BlackGem PSN BGEM J151530.33-143012.7 BlackGEM N
304302 2026-05-18 08:30:01 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 15:15:30.318 -14:30:13.06 2026-05-15 10:39:48.384 19.05 L-GOTO Other GOTO26evx GOTO N
304042 2026-05-17 05:53:26 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 15:15:30.363 -14:30:12.50 2026-05-15 22:09:52.992 18.943 orange-ATLAS PSN ATLAS26fsy ATLAS N
303852 2026-05-15 10:21:19 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 15:15:30.352 -14:30:12.69 2026-05-15 07:32:06.999 19.3778 r-ZTF PSN ZTF26aawtwql ZTF 2026TNSTR2117....1S N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
23773 2026-05-19 19:05:42 Michael Tucker M. A. Tucker (CCAPP/OSU) on behalf of the SCAT team SCAT SN II 0.026 1 SCAT Redshift derived from narrow H-alpha line, supported by snid-sage. 2026TNSCR2184....1T
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
23777 2026-05-19 11:05:10 UH88 / SNIFS 1800 Tucker SCAT tns_2026mrg_2026-05-19_11-05-10_UH88_SNIFS_SCAT.dat Object

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