RA/DEC (2000)
16:11:49.625 -12:20:03.25
242.9567696 -12.3342365
Type
SN Ia
Redshift
0.042
Discovery ReportClassification Report
Related AstroNotes: 2026-129
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2026-04-28 09:30:07.004
TNS AT
Y
Public
Y
Discovery Mag
19.7623
Filter
r-ZTF
Reporter/s
Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026lap - 2026-05-08 01:37:30 NOT / ALFOSC (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

 ▌GOTO-S_GOTO-3_L
 ▌ATLAS-CHL_ATLAS-04_orange
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_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
23672 2026-05-08 01:37:30 NOT / ALFOSC 1800 Astrid Lind Bouquin Anjasha Gangopadhyay ZTF tns_2026lap_2461168.56771_NOT_ALFOSC_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-3 2026-04-26 16:31:55 - 2026-04-27 16:26:08 2461157.18883 - 2461158.184824 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
579656 2026-04-27 16:26:08 2461158.184824 19.96 0.21 ABMag L-GOTO GOTO-S_GOTO-3 180
579655 2026-04-26 16:31:55 2461157.18883 20.1 ABMag L-GOTO GOTO-S_GOTO-3 135 [Last non detection]
orange-ATLAS ATLAS-CHL_ATLAS-04 2026-05-06 06:39:55 - 2026-05-06 06:39:55 2461166.77772 - 2461166.77772 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
579885 2026-05-06 06:39:55 2461166.77772 18.19 0.129 18.9 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
r-ZTF P48_ZTF-Cam 2026-04-28 09:30:07 - 2026-04-28 09:30:07 2461158.8959144 - 2461158.8959144 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
578841 2026-04-28 09:30:07 2461158.8959144 19.7623 0.196476 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2026-04-25 10:03:51 - 2026-04-29 10:35:02 2461155.9193403 - 2461159.9409954 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
578842 2026-04-29 10:35:02 2461159.9409954 19.2623 0.183939 ABMag g-ZTF P48_ZTF-Cam
578840 2026-04-25 10:03:51 2461155.9193403 20.0027 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2026-04-30 10:50:12 - 2026-04-30 10:50:12 2461160.95153 - 2461160.95153 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
579884 2026-04-30 10:50:12 2461160.95153 18.53 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 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
302491 2026-05-06 21:54:28 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 16:11:49.633 -12:20:02.90 2026-05-06 06:39:55.008 18.19 orange-ATLAS PSN ATLAS26few ATLAS N
302368 2026-05-05 18:21:51 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 16:11:49.650 -12:20:03.49 2026-04-27 16:26:08.448 19.96 L-GOTO Other GOTO26eek GOTO N
301941 2026-04-29 11:02:56 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 16:11:49.625 -12:20:03.25 2026-04-28 09:30:07.004 19.7623 r-ZTF PSN ZTF26aaumtdl ZTF 2026TNSTR1882....1S N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
23669 2026-05-08 13:48:02 Ragnhild Lunnan Ragnhild Lunnan, Anjasha Gangopadhyay, Avinash Singh, Yang Hu ZTF SN Ia 0.042 1 ZTF 2026TNSCR2002....1L
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
23672 2026-05-08 01:37:30 NOT / ALFOSC 1800 Astrid Lind Bouquin Anjasha Gangopadhyay ZTF tns_2026lap_2461168.56771_NOT_ALFOSC_ZTF.ascii Object

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