RA/DEC (2000)
06:50:28.832 +25:46:37.75
102.6201345 +25.7771519
Type
SN IIb
Redshift
0.02
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2026-03-12 06:15:42.001
TNS AT
Y
Public
Y
Discovery Mag
18.5452
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_2026flf - 2026-03-18 04:23:19 P60 / SEDM (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

 ▌ATLAS-TDO_ATLAS-05_wide
 ▌WFST_WFST-WFC_r
 ▌WFST_WFST-WFC_g
 ▌GOTO-N_GOTO-2_L
 ▌P48_ZTF-Cam_i
 ▌P48_ZTF-Cam_g
 ▌ATLAS-HKO_ATLAS-02_cyan
   
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
23310 2026-03-18 04:23:19 P60 / SEDM 2700 SEDmRobot ZTF tns_2026flf_2026-03-18_04-23-19.444570_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2026-03-12 21:44:45 - 2026-03-12 21:44:45 2461112.40608 - 2461112.40608 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
564447 2026-03-12 21:44:45 2461112.40608 18.302 0.144 19.59 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
r-WFST WFST_WFST-WFC 2026-03-18 17:19:41 - 2026-03-18 17:19:41 2461118.222 - 2461118.222 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
567831 2026-03-18 17:19:41 2461118.222 18.75 0.02 ABMag r-WFST WFST_WFST-WFC 30
g-WFST WFST_WFST-WFC 2026-03-04 14:13:55 - 2026-03-04 14:13:55 2461104.093 - 2461104.093 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
567830 2026-03-04 14:13:55 2461104.093 19.01 ABMag g-WFST WFST_WFST-WFC 30 [Last non detection]
L-GOTO GOTO-N_GOTO-2 2026-03-10 20:23:50 - 2026-03-12 20:19:30 2461110.349893 - 2461112.346878 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
565654 2026-03-12 20:19:30 2461112.346878 18.36 0.06 ABMag L-GOTO GOTO-N_GOTO-2 180
565653 2026-03-10 20:23:50 2461110.349893 20.2 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
i-ZTF P48_ZTF-Cam 2026-03-12 06:15:42 - 2026-03-12 06:15:42 2461111.7609028 - 2461111.7609028 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
564389 2026-03-12 06:15:42 2461111.7609028 18.5452 0.100548 ABMag i-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2026-03-10 03:18:34 - 2026-03-13 03:41:03 2461109.6378935 - 2461112.6535069 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
564390 2026-03-13 03:41:03 2461112.6535069 18.4258 0.107268 ABMag g-ZTF P48_ZTF-Cam
564388 2026-03-10 03:18:34 2461109.6378935 20.5945 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
cyan-ATLAS ATLAS-HKO_ATLAS-02 2026-03-10 09:24:23 - 2026-03-10 09:24:23 2461109.89193 - 2461109.89193 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
564446 2026-03-10 09:24:23 2461109.89193 19.29 ABMag cyan-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
296128 2026-03-20 10:30:34 WFST_SN Zelin Xu, Dezheng Meng, Ji-an Jiang et al. WFST WFST 06:50:28.840 +25:46:37.76 2026-03-18 17:19:40.800 18.75 r-WFST PSN WFST260314wuxn WFST N
294919 2026-03-18 10:13:56 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 06:50:28.844 +25:46:37.62 2026-03-12 20:19:30.432 18.36 L-GOTO Other GOTO26ccn GOTO N
294368 2026-03-13 09:45:47 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 06:50:28.838 +25:46:37.92 2026-03-12 21:44:45.312 18.302 wide-ATLAS PSN ATLAS26cxb ATLAS N
294344 2026-03-13 05:33:09 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 06:50:28.832 +25:46:37.75 2026-03-12 06:15:42.001 18.5452 i-ZTF PSN ZTF26aakndvf ZTF 2026TNSTR1060....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
23309 2026-03-20 17:59:12 ZTF_Bot1 J. Sollerman, 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 IIb 0.02 1 ZTF 2026TNSCR1211....1S
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
23310 2026-03-18 04:23:19 P60 / SEDM 2700 SEDmRobot ZTF tns_2026flf_2026-03-18_04-23-19.444570_P60_SEDM_ZTF.ascii Object

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