RA/DEC (2000)
15:25:30.740 +47:22:09.95
231.378083 +47.369431
Type
SN Ia
Redshift
0.08
Discovery ReportClassification Report
Reporting Group
GOTO
Discovering Data Source
GOTO
Discovery Date
2026-01-24 07:01:34.464
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_2026bhp - 2026-01-30 20:52:14 Lijiang-2.4m / YFOSC (YNTS)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
 ▌WFST_WFST-WFC_r
 ▌GOTO-N_GOTO-2_L
   
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
22889 2026-01-30 20:52:14 Lijiang-2.4m / YFOSC Luhan Li Shiyang Dong YNTS tns_2026bhp_2026-01-30_20-52-14.381_Lijiang-2.4m_YFOSC_YNTS.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2026-01-23 06:18:33 - 2026-01-26 05:39:56 2461063.76288 - 2461066.73606 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
553996 2026-01-26 05:39:56 2461066.73606 18.489 0.173 19.67 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
553995 2026-01-23 06:18:33 2461063.76288 19.93 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot [Last non detection]
r-WFST WFST_WFST-WFC 2026-02-03 19:40:48 - 2026-02-03 19:40:48 2461075.32 - 2461075.32 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
582540 2026-02-03 19:40:48 2461075.32 18.44 0.02 ABMag r-WFST WFST_WFST-WFC 30
L-GOTO GOTO-N_GOTO-2 2026-01-15 06:47:23 - 2026-01-24 07:01:34 2461055.782915 - 2461064.792764 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
553580 2026-01-24 07:01:34 2461064.792764 18.78 0.08 ABMag L-GOTO GOTO-N_GOTO-2 180
553579 2026-01-15 06:47:23 2461055.782915 20.2 ABMag L-GOTO GOTO-N_GOTO-2 180 [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
303735 2026-05-14 14:07:36 WFST_SN Zelin Xu, Dezheng Meng, Ji-an Jiang et al. WFST WFST 15:25:30.740 +47:22:09.95 2026-02-03 19:40:48.000 18.44 r-WFST PSN WFST260203biuha WFST N
289012 2026-01-26 09:26:46 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 15:25:30.758 +47:22:10.01 2026-01-26 05:39:55.584 18.489 wide-ATLAS PSN ATLAS26bdu ATLAS N
288830 2026-01-25 06:52:02 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 15:25:30.776 +47:22:09.09 2026-01-24 07:01:34.464 18.78 L-GOTO Other GOTO26abp GOTO 2026TNSTR.326....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
22888 2026-01-31 16:27:25 Luhan Li Bo Wang, Luhan Li, Shiyang Dong, Xinjie Luo, Dongdong Liu (YNAO) YNTS SN Ia 0.08 1 YNTS The spectrum obtained with LJT resembles that of a young SN Ia, with a redshift of approximately 0.08 inferred from NGSF fitting. 2026TNSCR.423....1W
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
22889 2026-01-30 20:52:14 Lijiang-2.4m / YFOSC Luhan Li Shiyang Dong YNTS tns_2026bhp_2026-01-30_20-52-14.381_Lijiang-2.4m_YFOSC_YNTS.dat Object

Comments

TNS
System

Thu, 05/14/2026 - 14:07

Object coordinates updated

Object coordinates updated according to AT-report 303735 of Group WFST
Previous RA, DEC: 15:25:30.758, +47:22:10.01 (231.37816, +47.3694475)
Updated RA, DEC: 15:25:30.740, +47:22:09.95 (231.378083, +47.369431)

TNS
System

Mon, 01/26/2026 - 09:26

Object coordinates updated

Object coordinates updated according to AT-report 289012 of Group ATLAS
Previous RA, DEC: 15:25:30.776, +47:22:09.09 (231.378234, +47.369193)
Updated RA, DEC: 15:25:30.758, +47:22:10.01 (231.37816, +47.3694475)