RA/DEC (2000)
13:05:20.462 +12:10:24.10
196.335259805 +12.173361355
Type
SN Ia
Redshift
0.0942
Discovery ReportClassification Report
Related AstroNotes: 2026-54
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2026-02-21 03:00:00.000
TNS AT
Y
Public
Y
Discovery Mag
19.642
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_2026ebd - 2026-03-01 10:13:37 P60 / SEDM (ZTF)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
 ▌LAST_LAST-Cam_Clear
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_i
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
   
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
23115 2026-03-01 10:13:37 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2026ebd_2026-03-01_10-13-36.827723_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2026-02-20 03:59:13 - 2026-02-21 03:00:00 2461091.66612 - 2461092.625 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
560544 2026-02-21 03:00:00 2461092.625 19.642 0.098 20.22 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
560543 2026-02-20 03:59:13 2461091.66612 20.36 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot [Last non detection]
Clear- LAST_LAST-Cam 2026-02-13 00:50:47 - 2026-02-26 00:19:00 2461084.53527 - 2461097.51319 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
561734 2026-02-26 00:19:00 2461097.51319 19.03 ABMag Clear- LAST_LAST-Cam 360
561733 2026-02-13 00:50:47 2461084.53527 20.51 ABMag Clear- LAST_LAST-Cam 400 [Last non detection]
L-GOTO GOTO-N_GOTO-1 2026-02-17 02:46:45 - 2026-02-20 02:32:06 2461088.615797 - 2461091.605626 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
560555 2026-02-20 02:32:06 2461091.605626 19.63 0.15 ABMag L-GOTO GOTO-N_GOTO-1 180
560554 2026-02-17 02:46:45 2461088.615797 19.7 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
i-ZTF P48_ZTF-Cam 2026-02-23 09:22:05 - 2026-02-23 09:22:05 2461094.8903356 - 2461094.8903356 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
560922 2026-02-23 09:22:05 2461094.8903356 20.1695 ABMag i-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF
r-ZTF P48_ZTF-Cam 2026-02-12 12:07:43 - 2026-02-23 09:54:17 2461084.0053588 - 2461094.9126968 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
560923 2026-02-23 09:54:17 2461094.9126968 19.2263 0.126338 20.3843 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
563043 2026-02-23 09:54:17 2461094.9126968 19.2263 0.126338 20.3843 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
563042 2026-02-12 12:07:43 2461084.0053588 20.3529 ABMag r-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
g-ZTF P48_ZTF-Cam 2026-02-23 10:31:15 - 2026-02-23 10:31:15 2461094.9383681 - 2461094.9383681 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
560924 2026-02-23 10:31:15 2461094.9383681 18.9756 0.114286 20.3647 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
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
293727 2026-03-06 19:49:54 Fink Julien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink broker Fink ZTF 13:05:20.462 +12:10:24.10 2026-02-23 09:54:17.004 19.2263 r-ZTF PSN ZTF26aahjgvu ZTF Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF26aahjgvu N
293083 2026-02-26 02:42:32 LAST_Bot1 R. Konno (WIS), E. A. Zimmerman (WIS), A. Horowicz (WIS) et al. LAST LAST 13:05:20.475 +12:10:24.08 2026-02-26 00:18:59.616 19.03 Clear- PSN LAST N
292624 2026-02-23 18:12:47 ALeRCE A. Munoz-Arancibia, F.E. Bauer, G. Pignata et al. ALeRCE ZTF 13:05:20.467 +12:10:23.97 2026-02-23 09:54:17.004 19.2263 r-ZTF PSN SDSS J130520.45+121023.9 ZTF26aahjgvu ZTF Early SN candidate (g-rise > 0.06+-0.01 mag/day, r-rise > 0.10+-0.01 mag/day) classified using ALeRCE's stamp classifier (Carrasco-Davis et al. 2021) and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF26aahjgvu N
292457 2026-02-23 10:38:06 GOTO_bot G. Ramsay, D. O'Neill, K. Ackley et al. GOTO GOTO 13:05:20.476 +12:10:23.64 2026-02-20 02:32:06.432 19.63 L-GOTO Other GOTO26blj GOTO N
292452 2026-02-23 10:27:54 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 13:05:20.443 +12:10:24.05 2026-02-21 03:00:00.000 19.642 wide-ATLAS PSN ATLAS26chl ATLAS 2026TNSTR.754....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
23114 2026-03-01 13:57:32 ZTF_Bot1 J. Sollerman, J. Castaneda Jaimes, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ia 0.0942 1 ZTF 2026TNSCR.886....1S
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
23115 2026-03-01 10:13:37 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2026ebd_2026-03-01_10-13-36.827723_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Fri, 03/06/2026 - 19:49

Object coordinates updated

Object coordinates updated according to AT-report 293727 of Group ZTF
Previous RA, DEC: 13:05:20.467, +12:10:23.97 (196.33527962161, +12.173326263099)
Updated RA, DEC: 13:05:20.462, +12:10:24.10 (196.335259805, +12.173361355)

TNS
System

Thu, 02/26/2026 - 02:42

Object coordinates updated

Object coordinates updated according to AT-report 292624 of Group ZTF
Previous RA, DEC: 13:05:20.467, +12:10:23.97 (196.33527962161, +12.173326263099)
Updated RA, DEC: 13:05:20.467, +12:10:23.97 (196.33527962161, +12.173326263099)

TNS
System

Mon, 02/23/2026 - 18:12

Object coordinates updated

Object coordinates updated according to AT-report 292624 of Group ZTF
Previous RA, DEC: 13:05:20.443, +12:10:24.05 (196.33518, +12.173348)
Updated RA, DEC: 13:05:20.467, +12:10:23.97 (196.33527962161, +12.173326263099)