RA/DEC (2000)
16:20:03.853 -03:15:55.47
245.01605233 -3.26540846
Type
SN Ia-91T-like
Redshift
0.062
Discovery ReportClassification Report
Related AstroNotes: 2026-179
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2026-06-01 05:58:40.995
TNS AT
Y
Public
Y
Discovery Mag
19.2481
Filter
i-ZTF
Reporter/s
Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026nyg - 2026-06-02 00:00:00 Gemini-S / GMOS-S (GeminiClass)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

 ▌ATLAS-CHL_ATLAS-04_orange
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_i
 ▌P48_ZTF-Cam_r
 ▌ATLAS-MLO_ATLAS-01_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
23900 2026-06-02 00:00:00 Gemini-S / GMOS-S Gemini GeminiClass tns_2026nyg_2026-06-02_Gemini-S_GMOS-S_GeminiClass.txt Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
orange-ATLAS ATLAS-CHL_ATLAS-04 2026-06-04 05:45:20 - 2026-06-04 05:45:20 2461195.73981 - 2461195.73981 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
589460 2026-06-04 05:45:20 2461195.73981 15.64 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
L-GOTO GOTO-N_GOTO-1 2026-05-28 02:43:31 - 2026-06-02 02:25:22 2461188.61355 - 2461193.600951 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
588530 2026-06-02 02:25:22 2461193.600951 18.89 0.21 ABMag L-GOTO GOTO-N_GOTO-1 135
588529 2026-05-28 02:43:31 2461188.61355 19.9 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
i-ZTF P48_ZTF-Cam 2026-05-31 05:51:12 - 2026-06-01 05:58:41 2461191.7438889 - 2461192.7490856 4
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
588214 2026-06-01 05:58:41 2461192.7490856 19.2481 0.201614 ABMag i-ZTF P48_ZTF-Cam
590216 2026-06-01 05:58:41 2461192.7490856 19.2599 0.220727 18.9381 ABMag i-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
588213 2026-05-31 05:51:12 2461191.7438889 18.7482 ABMag i-ZTF P48_ZTF-Cam [Last non detection]
590215 2026-05-31 05:51:12 2461191.7438889 18.7482 ABMag i-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
r-ZTF P48_ZTF-Cam 2026-06-01 07:33:57 - 2026-06-01 07:33:57 2461192.8152431 - 2461192.8152431 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
588215 2026-06-01 07:33:57 2461192.8152431 19.0442 0.180582 ABMag r-ZTF P48_ZTF-Cam
orange-ATLAS ATLAS-MLO_ATLAS-01 2026-06-05 10:26:52 - 2026-06-05 10:26:52 2461196.93532 - 2461196.93532 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
589461 2026-06-05 10:26:52 2461196.93532 18.703 0.176 18.91 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
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
307669 2026-06-08 18:39:53 Fink Julien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink broker Fink ZTF 16:20:03.853 -03:15:55.47 2026-06-01 05:58:40.996 19.2599 i-ZTF PSN ZTF26aazcwph ZTF Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF26aazcwph N
307308 2026-06-07 18:19:07 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 16:20:03.839 -03:15:55.35 2026-06-05 10:26:51.648 18.703 orange-ATLAS PSN ATLAS26gtx ATLAS N
306878 2026-06-02 23:08:35 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 16:20:03.832 -03:15:55.68 2026-06-02 02:25:22.080 18.89 L-GOTO Other GOTO26fgb GOTO N
306703 2026-06-01 08:36:07 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 16:20:03.853 -03:15:55.55 2026-06-01 05:58:40.995 19.2481 i-ZTF PSN ZTF26aazcwph ZTF N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
23896 2026-06-03 15:39:49 Priscila Pessi P. Pessi (NCBJ), A. Cikota (NOIRLab/Gemini South), D. May (NOIRLab/Gemini South), V. Firpo (NOIRLab/Gemini South), F. Gran (NOIRLab/Gemini South), L. Magill (NOIRLab/Gemini South), P. King (NOIRLab/Gemini South), K. Silva (NOIRLab/Gemini South), P. Candia (NOIRLab/Gemini South), R. Ruiz-Carmona (NOIRLab/Gemini South), S. Panda (NOIRLab/Gemini South), J. Font-Serra (NOIRLab/Gemini South), R. Angeloni (NOIRLab/Gemini South), V. Kalari (NOIRLab/Gemini South), C. Rodriguez (NOIRLab/Gemini South), J.-E. Heo (NOIRLab/Gemini South), E. Sabbi (NOIRLab), T. Ahumada (NOIRLab/ SOAR), R. Cartier (University of Antofagasta), S. Cikota (CAHA) GeminiClass SN Ia-91T-like 0.062 1 GeminiClass
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
23900 2026-06-02 00:00:00 Gemini-S / GMOS-S Gemini GeminiClass tns_2026nyg_2026-06-02_Gemini-S_GMOS-S_GeminiClass.txt Object

Comments

TNS
System

Mon, 06/08/2026 - 18:39

Object coordinates updated

Object coordinates updated according to AT-report 307669 of Group ZTF
Previous RA, DEC: 16:20:03.853, -03:15:55.55 (245.0160535, -3.2654314)
Updated RA, DEC: 16:20:03.853, -03:15:55.47 (245.01605233, -3.26540846)