RA/DEC (2000)
10:00:07.824 +03:01:27.07
150.0326 +3.024186
Type
SN Ia
Redshift
0.176
Discovery ReportClassification Report
Related AstroNotes: 2026-81
Reporting Group
SGLF
Discovering Data Source
Rubin
Discovery Date
2026-03-06 02:17:16.000
TNS AT
Y
Public
Y
Host Name
SDSS J100007.69+030126.8
Discovery Mag
21.53
Filter
i-LSST
Reporter/s
I. Pérez-Fournon (IAC and ULL), D. Cano-Morales, I. Correa-Plasencia, A.E. Hernández-Díaz, E. Lekaroz-Urriza, M. Quintana-Ansaldo (ULL), F. Poidevin (IAC and ULL), C. Jiménez Ángel (GRANTECAN), R. Shirley (MPE), R. Marques-Chaves (Univ. of Geneva), and S. Geier (GRANTECAN & IAC) on behalf of SGLF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026fbm - 2026-03-12 04:07:26 Mayall / DESI (DESI)z=
 ▌SN_2026fbm - 2026-03-11 07:05:30 Lick-3m / KAST (UCSC)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

 ▌Rubin_LSSTCam_i
 ▌GOTO-S_GOTO-3_L
 ▌GOTO-N_GOTO-1_L
   
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
23230 2026-03-12 04:07:26 Mayall / DESI DESI DESI tns_2026fbm_2026-03-12_04-07-26_Mayall_DESI_DESI.ascii Object
23182 2026-03-11 07:05:30 Lick-3m / KAST 3600 Jenna Karcheski, Kyle Davis (UCSC) Kyle Davis, Jenna Karcheski (UCSC) UCSC tns_2026fbm_2026-03-11_07-05-30.40_Lick-3m_KAST_UCSC.flm Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
i-LSST Rubin_LSSTCam 2026-03-06 02:17:16 - 2026-03-06 02:17:16 2461105.5953241 - 2461105.5953241 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
563411 2026-03-06 02:17:16 2461105.5953241 21.53 0.05 ABMag i-LSST Rubin_LSSTCam 30 Rubin
L-GOTO GOTO-S_GOTO-3 2026-03-10 11:57:14 - 2026-03-10 11:57:14 2461109.998084 - 2461109.998084 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
564852 2026-03-10 11:57:14 2461109.998084 20.48 0.2 ABMag L-GOTO GOTO-S_GOTO-3 180
L-GOTO GOTO-N_GOTO-1 2026-03-09 22:49:26 - 2026-03-09 22:49:26 2461109.451003 - 2461109.451003 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
564851 2026-03-09 22:49:26 2461109.451003 20 ABMag L-GOTO GOTO-N_GOTO-1 180 [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
294545 2026-03-15 08:55:46 GOTO_bot G. Ramsay, M. Pursiainen, K. Ackley et al. GOTO GOTO 10:00:07.856 +03:01:27.34 2026-03-10 11:57:14.112 20.48 L-GOTO PSN GOTO26bxo GOTO N
293890 2026-03-08 12:18:57 Ismael Perez-Fournon I. Pérez-Fournon (IAC and ULL), D. Cano-Morales, I. Correa-Plasencia et al. SGLF Rubin 10:00:07.824 +03:01:27.07 2026-03-06 02:17:16.000 21.53 i-LSST PSN SDSS J100007.69+030126.8 LSST-AP-DO-170094456357257301 Rubin Recent Rubin SN candidate in the COSMOS DDF field discovered using the public LSST alerts, the LSST brokers, and our SGLF filters. LSST light curve available at the LSST brokers, e.g.: https://lasair.lsst.ac.uk/objects/170094456357257301/ 2026TNSTR.965....1P N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
23229 2026-03-16 23:45:53 Xander Hall Xander J. Hall (CMU), John Banovez (LBNL), Antonella Palmese (CMU), Stephen Bailey (LBNL), Segev BenZvi (U Rochester), Xinyi Chen (Yale), Dylan Green (LBNL), Anthony Kremin (LBNL), Adam Myers (U of Wyoming), David Schlegel (LBNL), Swayamtrupta Panda (NOIRLab) on behalf of the DESI Collaboration DESI SN Ia 0.176 1 DESI Classified as part of the DESI Transients Survey (DTS; Hall et al. 2026) 2026TNSCR1122....1H
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
23230 2026-03-12 04:07:26 Mayall / DESI DESI DESI tns_2026fbm_2026-03-12_04-07-26_Mayall_DESI_DESI.ascii Object
23181 2026-03-11 21:36:19 Kyle Davis Jenna Karcheski, Kyle Davis, Ryan Foley (UCSC) UCSC SN Ia 0.18 1 UCSC 2026TNSCR1023....1K
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
23182 2026-03-11 07:05:30 Lick-3m / KAST 3600 Jenna Karcheski, Kyle Davis (UCSC) Kyle Davis, Jenna Karcheski (UCSC) UCSC tns_2026fbm_2026-03-11_07-05-30.40_Lick-3m_KAST_UCSC.flm Object

Comments