RA/DEC (2000)
10:22:25.076 +04:00:01.56
155.60448352 +4.00043379084
Type
SN Ia
Redshift
0.0228
Discovery ReportClassification Report
Reporting Group
GOTO
Discovering Data Source
GOTO
Discovery Date
2026-01-10 02:05:28.896
TNS AT
Y
Public
Y
Discovery Mag
18.78
Filter
L-GOTO
Reporter/s
D. O'Neill, K. Ackley, M. Dyer, J. Lyman, K. Ulaczyk, D. Steeghs, D. Galloway, V. Dhillon, P. O'Brien, G. Ramsay, K. Noysena, R. Kotak, R. Breton, J. Casares, L. Nuttall, R. Starling, B. Gompertz, B. Godson, T. Killestein, A. Kumar, M. Pursiainen, on behalf of GOTO collaboration
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026kc - 2026-01-12 17:18:20 Lijiang-2.4m / YFOSC (LiONS)z=
 ▌SN_2026kc - 2026-01-10 10:23:52 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
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌PS1_GPC1_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
22761 2026-01-12 17:18:20 Lijiang-2.4m / YFOSC Jujia Zhang LiONS tns_2026kc_2026-01-12_17-18-20.097_Lijiang-2.4m_YFOSC_LiONS.dat Object
22752 2026-01-10 10:23:52 P60 / SEDM 2700 SEDmRobot ZTF tns_2026kc_2026-01-10_10-23-52.422545_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2026-01-09 04:02:05 - 2026-01-10 03:53:30 2461049.66811 - 2461050.66215 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
548127 2026-01-10 03:53:30 2461050.66215 18.354 0.076 19.4 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
548126 2026-01-09 04:02:05 2461049.66811 19.54 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot [Last non detection]
L-GOTO GOTO-N_GOTO-1 2025-12-31 02:22:48 - 2026-01-10 02:05:29 2461040.599166 - 2461050.587141 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
548075 2026-01-10 02:05:29 2461050.587141 18.78 0.09 ABMag L-GOTO GOTO-N_GOTO-1 180
548074 2025-12-31 02:22:48 2461040.599166 19.5 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-12-29 11:00:02 - 2025-12-29 11:00:02 2461038.9583565 - 2461038.9583565 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
548123 2025-12-29 11:00:02 2461038.9583565 20.0105 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2025-12-29 10:06:50 - 2026-01-10 09:03:05 2461038.921412 - 2461050.8771412 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
548124 2026-01-10 09:03:05 2461050.8771412 18.9112 0.142809 ABMag g-ZTF P48_ZTF-Cam
551324 2026-01-10 09:03:05 2461050.8771412 18.9112 0.142809 19.5188 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
551323 2025-12-29 10:06:50 2461038.921412 19.947 ABMag g-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
g-P1 PS1_GPC1 2026-01-13 12:21:20 - 2026-01-13 12:21:20 2461054.01481 - 2461054.01481 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
549592 2026-01-13 12:21:20 2461054.01481 17.33 0.02 21 ABMag g-P1 PS1_GPC1 27 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
287787 2026-01-18 19:45:50 Fink Julien Peloton,Anais Moller,Emille E. O. Ishida on behalf of the Fink broker et al. Fink ZTF 10:22:25.080 +04:00:01.41 2026-01-10 09:03:05.000 18.9112 g-ZTF PSN ZTF26aaaehuj ZTF Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF26aaaehuj N
287009 2026-01-14 02:01:50 YSE_Bot1 D. O. Jones (UC Santa Cruz),K. D. French (Carnegie,Illinois) et al. YSE Pan-STARRS 10:22:25.076 +04:00:01.56 2026-01-13 12:21:19.584 17.33 g-P1 PSN PS26fk Pan-STARRS N
286289 2026-01-10 10:55:27 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland (IfA et al. ATLAS ATLAS 10:22:25.076 +04:00:01.07 2026-01-10 03:53:29.760 18.354 wide-ATLAS PSN ATLAS26aej ATLAS N
286287 2026-01-10 10:19:20 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 10:22:25.100 +04:00:01.41 2026-01-10 09:03:04.999 18.9112 g-ZTF PSN ZTF26aaaehuj ZTF N
286265 2026-01-10 04:16:00 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 10:22:25.058 +04:00:02.16 2026-01-10 02:05:28.896 18.78 L-GOTO Other GOTO26dc GOTO 2026TNSTR..90....1O N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
22760 2026-01-13 02:32:43 Liping Li Liping Li, Zeyi Wang, Qian Zhai, Bo Wang, Jujia Zhang (YNAO); Xiaofeng Wang(THU) LiONS SN Ia 0.0228 1 LiONS The spectrum matches that of a young SN Ia. The redshift is obtained from NED. 2026TNSCR.147....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
22761 2026-01-12 17:18:20 Lijiang-2.4m / YFOSC Jujia Zhang LiONS tns_2026kc_2026-01-12_17-18-20.097_Lijiang-2.4m_YFOSC_LiONS.dat Object
22751 2026-01-11 22:59:14 ZTF_Bot1 J. Sollerman, K. Das, J. Castaneda Jaimes, M. Kasliwal (Caltech) on behalf of the ZTF CATS150 collaboration ZTF SN Ia 0.022809 1 ZTF 2026TNSCR.116....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
22752 2026-01-10 10:23:52 P60 / SEDM 2700 SEDmRobot ZTF tns_2026kc_2026-01-10_10-23-52.422545_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Wed, 01/14/2026 - 02:01

Object coordinates updated

Object coordinates updated according to AT-report 287009 of Group Pan-STARRS
Previous RA, DEC: 10:22:25.100, +04:00:01.41 (155.604585, +4.0003927)
Updated RA, DEC: 10:22:25.076, +04:00:01.56 (155.60448352, +4.00043379084)

TNS
System

Sat, 01/10/2026 - 10:19

Object coordinates updated

Object coordinates updated according to AT-report 286287 of Group ZTF
Previous RA, DEC: 10:22:25.058, +04:00:02.16 (155.604409, +4.000599)
Updated RA, DEC: 10:22:25.100, +04:00:01.41 (155.604585, +4.0003927)