RA/DEC (2000)
15:20:51.866 +26:37:35.57
230.216107854 +26.6265465068
Type
SN Ia
Redshift
0.06
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2026-01-31 11:45:18.002
TNS AT
Y
Public
Y
Discovery Mag
19.8069
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_2026cch - 2026-02-24 08:46:50 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

 ▌WFST_WFST-WFC_g
 ▌GOTO-N_GOTO-2_L
 ▌PS2_GPC2_i
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌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
23108 2026-02-24 08:46:50 P60 / SEDM 2700 SEDmRobot ZTF tns_2026cch_2026-02-24_08-46-49.904736_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
g-WFST WFST_WFST-WFC 2026-03-22 19:23:31 - 2026-03-22 19:23:31 2461122.308 - 2461122.308 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
571030 2026-03-22 19:23:31 2461122.308 21.03 0.06 ABMag g-WFST WFST_WFST-WFC 30
L-GOTO GOTO-N_GOTO-2 2026-02-04 06:55:51 - 2026-02-07 04:53:52 2461075.78879 - 2461078.704068 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
556263 2026-02-07 04:53:52 2461078.704068 18.3 0.06 ABMag L-GOTO GOTO-N_GOTO-2 180
556262 2026-02-04 06:55:51 2461075.78879 18.8 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
i-P1 PS2_GPC2 2026-01-31 14:53:35 - 2026-01-31 14:53:35 2461072.12054 - 2461072.12054 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
557272 2026-01-31 14:53:35 2461072.12054 19.96 0.09 20.7 ABMag i-P1 PS2_GPC2 45 Robot
r-ZTF P48_ZTF-Cam 2026-02-04 12:49:50 - 2026-02-04 12:49:50 2461076.0346065 - 2461076.0346065 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
555763 2026-02-04 12:49:50 2461076.0346065 18.7229 0.112399 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2026-01-28 12:27:24 - 2026-01-31 11:45:18 2461069.0190278 - 2461071.9897917 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
555762 2026-01-31 11:45:18 2461071.9897917 19.8069 0.207815 ABMag g-ZTF P48_ZTF-Cam
555761 2026-01-28 12:27:24 2461069.0190278 17.1205 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-HKO_ATLAS-02 2026-02-02 14:15:18 - 2026-02-04 14:00:50 2461074.09396 - 2461076.08391 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
555900 2026-02-04 14:00:50 2461076.08391 18.688 0.164 18.94 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
555899 2026-02-02 14:15:18 2461074.09396 18.6 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
297798 2026-03-29 12:09:59 WFST_SN Zelin Xu, Dezheng Meng, Ji-an Jiang et al. WFST WFST 15:20:51.870 +26:37:35.73 2026-03-22 19:23:31.200 21.03 g-WFST PSN WFST260322ejpnf WFST N
290689 2026-02-10 01:09:27 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 15:20:51.866 +26:37:35.57 2026-01-31 14:53:34.656 19.96 i-P1 PSN PS26zo Pan-STARRS N
290167 2026-02-07 08:46:31 GOTO_bot G. Ramsay, K. Ackley, M. Dyer et al. GOTO GOTO 15:20:51.864 +26:37:35.98 2026-02-07 04:53:51.648 18.3 L-GOTO Other GOTO26amg GOTO N
289995 2026-02-05 09:49:21 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 15:20:51.888 +26:37:36.05 2026-02-04 14:00:49.824 18.688 orange-ATLAS PSN ATLAS26bjg ATLAS N
289926 2026-02-04 13:42:04 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 15:20:51.862 +26:37:35.92 2026-01-31 11:45:18.002 19.8069 g-ZTF PSN ZTF26aaesqge ZTF 2026TNSTR.473....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
23107 2026-02-27 23:01:53 ZTF_Bot1 J. Johansson, J. Castaneda Jaimes, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ia 0.06 1 ZTF 2026TNSCR.871....1J
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
23108 2026-02-24 08:46:50 P60 / SEDM 2700 SEDmRobot ZTF tns_2026cch_2026-02-24_08-46-49.904736_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Tue, 02/10/2026 - 01:09

Object coordinates updated

Object coordinates updated according to AT-report 290689 of Group Pan-STARRS
Previous RA, DEC: 15:20:51.862, +26:37:35.92 (230.2160913, +26.626644)
Updated RA, DEC: 15:20:51.866, +26:37:35.57 (230.216107854, +26.6265465068)