RA/DEC (2000)
15:08:15.449 -04:43:16.48
227.0643705 -4.7212441
Type
SN Ia
Redshift
0.09
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2026-06-06 07:36:04.996
TNS AT
Y
Public
Y
Discovery Mag
20.375
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_2026osf - 2026-06-14 23:26:03 NOT / ALFOSC (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

 ▌ATLAS-TDO_ATLAS-05_wide
 ▌GOTO-S_GOTO-3_L
 ▌ATLAS-CHL_ATLAS-04_orange
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_i
 ▌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
24072 2026-06-14 23:26:03 NOT / ALFOSC A. S. Mårtensson, K. Tsalapatas, J. Sollerman K. Tsalapatas None tns_2026osf_2026-06-14_23-26-03.491_NOT_ALFOSC_None.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2026-06-13 22:55:33 - 2026-06-13 22:55:33 2461205.45524 - 2461205.45524 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
592284 2026-06-13 22:55:33 2461205.45524 18.938 0.156 20.15 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
L-GOTO GOTO-S_GOTO-3 2026-06-06 12:16:36 - 2026-06-06 12:16:36 2461198.011534 - 2461198.011534 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
591361 2026-06-06 12:16:36 2461198.011534 20.16 0.19 ABMag L-GOTO GOTO-S_GOTO-3 180
orange-ATLAS ATLAS-CHL_ATLAS-04 2026-06-13 04:28:46 - 2026-06-13 04:28:46 2461204.68664 - 2461204.68664 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
592283 2026-06-13 04:28:46 2461204.68664 17.72 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
L-GOTO GOTO-N_GOTO-1 2026-06-03 01:10:49 - 2026-06-03 01:10:49 2461194.54918 - 2461194.54918 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
591360 2026-06-03 01:10:49 2461194.54918 19.4 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
i-ZTF P48_ZTF-Cam 2026-06-06 06:50:27 - 2026-06-06 06:50:27 2461197.7850347 - 2461197.7850347 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
590445 2026-06-06 06:50:27 2461197.7850347 19.9199 ABMag i-ZTF P48_ZTF-Cam [Last non detection]
r-ZTF P48_ZTF-Cam 2026-06-06 07:36:05 - 2026-06-06 07:36:05 2461197.8167245 - 2461197.8167245 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
590446 2026-06-06 07:36:05 2461197.8167245 20.375 0.136974 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2026-06-09 06:14:32 - 2026-06-09 06:14:32 2461200.7600926 - 2461200.7600926 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
590447 2026-06-09 06:14:32 2461200.7600926 19.5413 0.138964 ABMag g-ZTF P48_ZTF-Cam
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
308712 2026-06-16 11:02:53 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 15:08:15.466 -04:43:16.69 2026-06-13 22:55:32.736 18.938 wide-ATLAS PSN ATLAS26hgu ATLAS N
308253 2026-06-12 19:00:28 GOTO_bot J. Mills, D. O'Neill, K. Ackley et al. GOTO GOTO 15:08:15.411 -04:43:16.52 2026-06-06 12:16:36.192 20.16 L-GOTO Other GOTO26fvq GOTO N
307792 2026-06-09 10:24:40 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 15:08:15.449 -04:43:16.48 2026-06-06 07:36:04.996 20.375 r-ZTF PSN ZTF26abaftbn ZTF 2026TNSTR2413....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
24066 2026-06-15 11:42:23 Sigrid Nissen A. H. Andersen, J. E. Kløve, S. H. Nissen, G. Leloudas (DTU Space), J. Sollerman, A. Singh (OKC), S. Schulze (WIS) None SN Ia 0.09 1 Redshift from SN template. Classified with SNID-SAGE. Favored subtype is Ia-norm but good matches with 91T-like/99a-like templates as well.
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
24072 2026-06-14 23:26:03 NOT / ALFOSC A. S. Mårtensson, K. Tsalapatas, J. Sollerman K. Tsalapatas None tns_2026osf_2026-06-14_23-26-03.491_NOT_ALFOSC_None.ascii Object

Comments