RA/DEC (2000)
20:36:18.542 -51:37:26.56
309.077257143 -51.6240457143
Type
SN Ia-91T-like
Redshift
0.05
Discovery ReportClassification Report
Related AstroNotes: 2026-193
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2026-06-06 23:02:16.224
TNS AT
Y
Public
Y
Discovery Mag
18.046
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_2026okz - 2026-06-12 07:19:01 ESO-NTT / EFOSC2-NTT (ePESSTO+)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
 ▌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
24025 2026-06-12 07:19:01 ESO-NTT / EFOSC2-NTT 800 E. Charleton, M. Ghendrih, C.G. Touchard-Paxton P. Wiseman ePESSTO+ tns_2026okz_2026-06-12_07-19-01_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2026okz_2026-06-12_07-19-01_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
orange-ATLAS ATLAS-CHL_ATLAS-04 2026-06-03 05:55:35 - 2026-06-03 05:55:35 2461194.74693 - 2461194.74693 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
589518 2026-06-03 05:55:35 2461194.74693 17.96 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
orange-ATLAS ATLAS-STH_ATLAS-03 2026-06-06 23:02:16 - 2026-06-06 23:02:16 2461198.45991 - 2461198.45991 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
589519 2026-06-06 23:02:16 2461198.45991 18.046 0.14 18.21 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
307337 2026-06-07 18:29:47 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 20:36:18.542 -51:37:26.56 2026-06-06 23:02:16.224 18.046 orange-ATLAS PSN ATLAS26gvc ATLAS 2026TNSTR2372....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
24019 2026-06-12 15:37:45 ePESSTOplus_Bot1 E. Charleton, M. Ghendrih, C.G. Touchard-Paxton, P. Wiseman, O. Yaron on behalf of ePESSTO+ ePESSTO+ SN Ia-91T-like 0.05 1 ePESSTO+ 2026TNSCR2479....1C
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
24025 2026-06-12 07:19:01 ESO-NTT / EFOSC2-NTT 800 E. Charleton, M. Ghendrih, C.G. Touchard-Paxton P. Wiseman ePESSTO+ tns_2026okz_2026-06-12_07-19-01_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2026okz_2026-06-12_07-19-01_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object

Comments