RA/DEC (2000)
09:06:59.949 +57:27:05.81
136.749787143 +57.4516135714
Type
SN Ia
Redshift
0.046
Discovery ReportClassification Report
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2026-04-22 20:53:13.056
TNS AT
Y
Public
Y
Discovery Mag
17.584
Filter
wide-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_2026kmz - 2026-04-25 21:30:00 Ekar / AFOSC (Padova-Asiago)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
 ▌ATLAS-HKO_ATLAS-02_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
23556 2026-04-25 21:30:00 Ekar / AFOSC 1800 A. Reguitti, E. Muolo A. Reguitti Padova-Asiago tns_2026kmz_2026-04-25_21-30-00_Ekar_AFOSC_Padova-Asiago.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2026-04-22 20:53:13 - 2026-04-22 20:53:13 2461153.37029 - 2461153.37029 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
577387 2026-04-22 20:53:13 2461153.37029 17.584 0.038 19.36 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
orange-ATLAS ATLAS-HKO_ATLAS-02 2026-04-06 08:06:04 - 2026-04-06 08:06:04 2461136.83755 - 2461136.83755 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
577386 2026-04-06 08:06:04 2461136.83755 19.46 ABMag orange-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
301195 2026-04-23 20:47:21 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 09:06:59.949 +57:27:05.81 2026-04-22 20:53:13.056 17.584 wide-ATLAS PSN ATLAS26eqy ATLAS 2026TNSTR1777....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
23553 2026-04-25 23:19:12 Andrea Reguitti Andrea Reguitti (INAF-OAPd), Elena Muolo (Università La Sapienza di Roma), Maria Dal Pian (UniPd), Debora Bylyku, Rachele Pia Matarazzi Padova-Asiago SN Ia 0.046 1 Padova-Asiago The spectrum is that of a Type Ia SN. The best match found by GELATO is with either SN 2006gz or the 91T-like SN 1998es. The velocity derived from the minimum of the Si II 6355 line is 12000 km/s. 2026TNSCR1829....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
23556 2026-04-25 21:30:00 Ekar / AFOSC 1800 A. Reguitti, E. Muolo A. Reguitti Padova-Asiago tns_2026kmz_2026-04-25_21-30-00_Ekar_AFOSC_Padova-Asiago.dat Object

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