RA/DEC (2000)
23:45:33.379 -24:12:30.90
356.389080714 -24.2085821429
Type
SN Ia
Redshift
0.05
Discovery ReportClassification Report
Related AstroNotes: 2026-278
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2026-09-11 10:52:37.344
TNS AT
Y
Public
Y
Discovery Mag
18.801
Filter
cyan-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, J. Weston, X. Sheng, C. R. Angus, D. Magill, A. J. Smith, L. Shingles (QUB), A. Aamer (Arizona), P. Ramsden (Birmingham/QUB), S. Srivastav, J. H. Gillanders, H. Stevance, A. J. Cooper, F. Stoppa, J. Tweddle, L. Eastman (Oxford), L. Rhodes (TSI/McGill), T. Moore, A. Rest (STScI), T.-W. Chen (NCU), C. Deasy-Millar (TCD), C. Stubbs (Harvard), J. S. Sommer (LMU), B. P. Schmidt (ANU)
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026abpr - 2026-09-16 00:00:00 UH88 / SNIFS (SCAT)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
z-step:   v-step: 
   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 ▌GOTO-S_GOTO-4_L
 ▌ATLAS-STH_ATLAS-03_orange
 ▌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
24712 2026-09-16 00:00:00 UH88 / SNIFS Sara Romagnoli SCAT tns_2026abpr_2026-09-16_UH88_SNIFS_SCAT.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-4 2026-09-06 13:56:44 - 2026-09-08 13:29:12 2461290.081059 - 2461292.06195 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
619438 2026-09-08 13:29:12 2461292.06195 19.62 0.11 ABMag L-GOTO GOTO-S_GOTO-4 180
619437 2026-09-06 13:56:44 2461290.081059 20.4 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
orange-ATLAS ATLAS-STH_ATLAS-03 2026-09-08 22:32:35 - 2026-09-08 22:32:35 2461292.43929 - 2461292.43929 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
618776 2026-09-08 22:32:35 2461292.43929 19.57 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot [Last non detection]
cyan-ATLAS ATLAS-HKO_ATLAS-02 2026-09-11 10:52:37 - 2026-09-11 10:52:37 2461294.95321 - 2461294.95321 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
618777 2026-09-11 10:52:37 2461294.95321 18.801 0.13 19.42 ABMag cyan-ATLAS ATLAS-HKO_ATLAS-02 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
323795 2026-09-16 09:09:01 GOTO_bot G. Ramsay, D. O'Neill, K. Ackley et al. GOTO GOTO 23:45:33.341 -24:12:31.71 2026-09-08 13:29:12.480 19.62 L-GOTO Other GOTO26jrp GOTO N
323496 2026-09-14 08:08:22 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 23:45:33.379 -24:12:30.90 2026-09-11 10:52:37.344 18.801 cyan-ATLAS PSN ATLAS26lht ATLAS 2026TNSTR3715....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
24704 2026-09-16 11:16:02 Sara Romagnoli Sara Romagnoli SCAT SN Ia 0.05 1 SCAT 2026TNSCR3757....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
24712 2026-09-16 00:00:00 UH88 / SNIFS Sara Romagnoli SCAT tns_2026abpr_2026-09-16_UH88_SNIFS_SCAT.dat Object

Comments