RA/DEC (2000)
04:24:37.413 +33:51:43.60
66.1558857143 +33.8621121429
Type
SN Ia
Redshift
0.0185
Discovery ReportClassification Report
Reporting Group
XOSS
Discovering Data Source
XOSS
Discovery Date
2026-01-08 19:09:14.112
TNS AT
Y
Public
Y
Host Name
UGC 3028
Host Redshift
0.018293
Discovery Mag
18.08
Filter
Clear-
Reporter/s
Huixuan Lin, Yanxi Li, Jianlin Xu, Mi Zhang, Hualin Li, Ziyang Mai, Leiming Tang, Wenjie Zhou, Jingyuan Zhao, Guoyou Sun, Jiangao Ruan, Xing Gao, on behalf of the PSP team
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026gm - 2026-01-09 16:47:03 Lijiang-2.4m / YFOSC (LiONS)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-N_GOTO-2_L
 ▌ATLAS-HKO_ATLAS-02_orange
 ▌ATLAS-HKO_ATLAS-02_cyan
 ▌Other_Other_Clear
   
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
22745 2026-01-09 16:47:03 Lijiang-2.4m / YFOSC Jujia Zhang LiONS tns_2026gm_2026-01-09_16-47-03.199_Lijiang-2.4m_YFOSC_LiONS.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-2 2025-12-29 20:41:54 - 2026-01-09 21:02:29 2461039.362427 - 2461050.376716 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
548000 2026-01-09 21:02:29 2461050.376716 17.41 0.03 ABMag L-GOTO GOTO-N_GOTO-2 180
547999 2025-12-29 20:41:54 2461039.362427 19.6 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
orange-ATLAS ATLAS-HKO_ATLAS-02 2026-01-09 10:09:24 - 2026-01-09 10:09:24 2461049.92319 - 2461049.92319 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
548456 2026-01-09 10:09:24 2461049.92319 19.26 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot [Last non detection]
cyan-ATLAS ATLAS-HKO_ATLAS-02 2026-01-11 08:41:01 - 2026-01-11 08:41:01 2461051.86182 - 2461051.86182 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
548457 2026-01-11 08:41:01 2461051.86182 17.064 0.046 19.47 ABMag cyan-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
Clear- Other_Other 2026-01-08 19:09:14 - 2026-01-08 19:09:14 2461049.29808 - 2461049.29808 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
547645 2026-01-08 19:09:14 2461049.29808 18.08 19.5 VegaMag Clear- Other_Other 60 Xing Gao
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
286463 2026-01-11 12:12:11 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland (IfA et al. ATLAS ATLAS 04:24:37.413 +33:51:43.60 2026-01-11 08:41:01.248 17.064 cyan-ATLAS PSN ATLAS26aff ATLAS N
286217 2026-01-09 21:52:30 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 04:24:37.394 +33:51:43.41 2026-01-09 21:02:28.608 17.41 L-GOTO Other GOTO26cp GOTO N
286060 2026-01-09 04:05:08 XOSS_Bot0 Huixuan Lin,Yanxi Li,Jianlin Xu et al. XOSS XOSS 04:24:37.300 +33:51:43.20 2026-01-08 19:09:14.112 18.08 Clear- PSN UGC 3028 PSP26B XOSS SN candidate classified by XOSS. Details can be found at http://xjltp.china-vo.org/psp26b.html 2026TNSTR..80....1L N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
22744 2026-01-10 04:55:05 Liping Li Liping Li, Zeyi Wang, Qian Zhai, Bo Wang, Jujia Zhang (YNAO); Xiaofeng Wang(THU) LiONS SN Ia 0.0185 1 LiONS The spectrum matches that of a young SN Ia. The redshift is obtained from Simbad. 2026TNSCR..99....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
22745 2026-01-09 16:47:03 Lijiang-2.4m / YFOSC Jujia Zhang LiONS tns_2026gm_2026-01-09_16-47-03.199_Lijiang-2.4m_YFOSC_LiONS.dat Object

Comments

TNS
System

Sun, 01/11/2026 - 12:12

Object coordinates updated

Object coordinates updated according to AT-report 286463 of Group ATLAS
Previous RA, DEC: 04:24:37.394, +33:51:43.41 (66.155807, +33.862059)
Updated RA, DEC: 04:24:37.413, +33:51:43.60 (66.1558857143, +33.8621121429)

TNS
System

Fri, 01/09/2026 - 21:52

Object coordinates updated

Object coordinates updated according to AT-report 286217 of Group GOTO
Previous RA, DEC: 04:24:37.300, +33:51:43.20 (66.155417, +33.862)
Updated RA, DEC: 04:24:37.394, +33:51:43.41 (66.155807, +33.862059)