RA/DEC (2000)
14:41:35.990 -34:30:23.39
220.39996 -34.5064966667
Type
SN Ib
Redshift
0.01356
Discovery ReportClassification Report
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2026-01-06 01:58:09.120
TNS AT
Y
Public
Y
Discovery Mag
17.57
Filter
orange-ATLAS
Reporter/s
J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii), N. Erasmus, W. Koorts (South African Astronomical Observatory), A. Jordan, V. Suc (UAI, Obstech), M. R. Alarcón, J. Licandro, P. Nichita (IAC), S. J. Smartt, K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, C. R. Angus, A. Wilson, A. Aamer, D. Magill, P. J. Broda, A. J. Smith (QUB), P. Ramsden (Birmingham/QUB), L. Shingles (GSI/QUB), S. Srivastav, J. H. Gillanders, H. Stevance, A. J. Cooper, F. Stoppa, J. Tweddle, L. Eastman (Oxford), L. Rhodes (TSI/McGill), A. Rest (STScI), T.-W. Chen (NCU), C. Stubbs (Harvard), J. S. Sommer (LMU), B. P. Schmidt (ANU)
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026Y - 2026-01-07 00:00:00 ANU-2.3m / WiFeS (Supernova Alliance)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
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▌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
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   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 ▌ATLAS-CHL_ATLAS-04_orange
 ▌ATLAS-STH_ATLAS-03_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
22738 2026-01-07 00:00:00 ANU-2.3m / WiFeS B. P. Schmidt (ANU) L. Rauf (ANU) Supernova Alliance tns_2026Y_2026-01-07_ANU-2.3m_WiFeS_Supernova_Alliance.dat tns_2026Y_2026-01-07_ANU-2.3m_WiFeS_Supernova_Alliance.fits Object Fit with superfit.
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
orange-ATLAS ATLAS-CHL_ATLAS-04 2026-01-04 08:36:14 - 2026-01-04 08:36:14 2461044.8585 - 2461044.8585 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
547133 2026-01-04 08:36:14 2461044.8585 18.01 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
orange-ATLAS ATLAS-STH_ATLAS-03 2026-01-06 01:58:09 - 2026-01-06 01:58:09 2461046.58205 - 2461046.58205 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
547134 2026-01-06 01:58:09 2461046.58205 17.57 0.104 18.75 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 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
285787 2026-01-06 08:04:42 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland (IfA et al. ATLAS ATLAS 14:41:35.990 -34:30:23.39 2026-01-06 01:58:09.120 17.57 orange-ATLAS PSN ATLAS26aau ATLAS 2026TNSTR..39....1T N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
22737 2026-01-08 05:50:08 Liana Rauf L. Rauf (ANU), B. P. Schmidt (ANU), K. Auchettl (University of Melbourne/UCSC), P. Armstrong (ANU), D. Cao (ANU), C. Lidman (ANU), B. Martin (ANU), J. Shi (University of Melbourne), and B. E. Tucker (ANU) Supernova Alliance SN Ib 0.01356 1 Supernova Alliance To be consistent with ATLAS light curve, most consistent with a Ib - although difficult to fully rule out a Ic. 2026TNSCR..70....1R
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
22738 2026-01-07 00:00:00 ANU-2.3m / WiFeS B. P. Schmidt (ANU) L. Rauf (ANU) Supernova Alliance tns_2026Y_2026-01-07_ANU-2.3m_WiFeS_Supernova_Alliance.dat tns_2026Y_2026-01-07_ANU-2.3m_WiFeS_Supernova_Alliance.fits Object Fit with superfit.

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