RA/DEC (2000)
15:44:09.789 -09:40:35.89
236.0407879 -9.6766369
Type
SN Ia
Redshift
0.08
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2026-04-02 09:36:58.000
TNS AT
Y
Public
Y
Discovery Mag
19.2513
Filter
g-ZTF
Reporter/s
Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026irz - 2026-05-16 07:34:15 P200 / NGPS (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
 ▌ATLAS-STH_ATLAS-03_orange
 ▌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
23748 2026-05-16 07:34:15 P200 / NGPS K-Ryan Hinds K-Ryan Hinds ZTF tns_2026irz_2026-05-16_07-34-15_P200_NGPS_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-3 2026-04-01 16:58:07 - 2026-04-02 18:22:11 2461132.207017 - 2461133.265413 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
578065 2026-04-02 18:22:11 2461133.265413 18.67 0.21 ABMag L-GOTO GOTO-S_GOTO-3 90
578064 2026-04-01 16:58:07 2461132.207017 19 ABMag L-GOTO GOTO-S_GOTO-3 135 [Last non detection]
orange-ATLAS ATLAS-CHL_ATLAS-04 2026-04-10 06:19:34 - 2026-04-10 06:19:34 2461140.76359 - 2461140.76359 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
574050 2026-04-10 06:19:34 2461140.76359 18.968 0.167 19.22 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
orange-ATLAS ATLAS-STH_ATLAS-03 2026-04-07 22:42:57 - 2026-04-07 22:42:57 2461138.44649 - 2461138.44649 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
574049 2026-04-07 22:42:57 2461138.44649 19.02 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot [Last non detection]
g-ZTF P48_ZTF-Cam 2026-03-30 12:00:01 - 2026-04-07 10:01:05 2461130.0000116 - 2461137.917419 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
573175 2026-04-07 10:01:05 2461137.917419 18.9751 0.117473 ABMag g-ZTF P48_ZTF-Cam
573174 2026-04-02 09:36:58 2461132.9006713 19.2513 0.217085 ABMag g-ZTF P48_ZTF-Cam
573173 2026-03-30 12:00:01 2461130.0000116 15.8482 ABMag g-ZTF P48_ZTF-Cam [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
301530 2026-04-25 21:51:30 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 15:44:09.759 -09:40:36.17 2026-04-02 18:22:11.424 18.67 L-GOTO Other GOTO26dnr GOTO N
299483 2026-04-10 09:06:06 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 15:44:09.807 -09:40:35.46 2026-04-10 06:19:34.176 18.968 orange-ATLAS PSN ATLAS26duu ATLAS N
299042 2026-04-07 11:46:51 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 15:44:09.789 -09:40:35.89 2026-04-02 09:36:58.000 19.2513 g-ZTF PSN ZTF26aaroqrs ZTF 2026TNSTR1476....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
23745 2026-05-17 22:09:08 ZTF_Bot1 K. Hinds, C. Fremling, J. Castaneda Jaimes, T. du Laz, T. Culino, M. Kasliwal (Caltech), and M. Coughlin (UoM) on behalf of the ZTF LIONS collaboration ZTF SN Ia 0.08 1 ZTF 2026TNSCR2152....1H
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
23748 2026-05-16 07:34:15 P200 / NGPS K-Ryan Hinds K-Ryan Hinds ZTF tns_2026irz_2026-05-16_07-34-15_P200_NGPS_ZTF.ascii Object

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