RA/DEC (2000)
14:06:03.460 -31:27:41.24
211.514415 -31.46145625
Type
SN Ia
Redshift
0.053
Reporting Group
GOTO
Discovering Data Source
GOTO
Discovery Date
2025-05-24 10:21:28.512
TNS AT
Y
Public
Y
Discovery Mag
19.1
Filter
L-GOTO
Reporter/s
A. Kumar, G. Ramsay, K. Ackley, M. Dyer, J. Lyman, K. Ulaczyk, D. Steeghs, D. Galloway, V. Dhillon, P. O'Brien, K. Noysena, R. Kotak, R. Breton, J. Casares, L. Nuttall, B. Godson, T. Killestein, D. O'Neill, M. Pursiainen, on behalf of GOTO collaboration

Spectra

 SN_2025lsd - 2025-05-31 07:59:00 UH88 / SNIFS (SCAT)z=
Show H at z=vexp= km/s
Show He at z=vexp= km/s
Show He II at z=vexp= km/s
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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
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Show Tellurics 
Show Galaxy lines at z=
Show WR-WN at z=vexp= km/s
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   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 GOTO-S_GOTO-4_L
 ATLAS-CHL_ATLAS-04_cyan
   
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
21200 2025-05-31 07:59:00 UH88 / SNIFS 1800 Desai SCAT tns_2025lsd_2460826.83264_UH88_SNIFS_SCAT.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-4 2025-05-17 15:22:00 - 2025-05-24 10:21:29 2460813.140283 - 2460819.931579 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
490899 2025-05-24 10:21:29 2460819.931579 19.1 0.09 ABMag L-GOTO GOTO-S_GOTO-4 180
490898 2025-05-17 15:22:00 2460813.140283 19.2 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
cyan-ATLAS ATLAS-CHL_ATLAS-04 2025-05-22 03:42:35 - 2025-05-23 03:28:35 2460817.65457 - 2460818.64485 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
491210 2025-05-23 03:28:35 2460818.64485 18.955 0.194 19.46 ABMag cyan-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
491209 2025-05-22 03:42:35 2460817.65457 19.43 ABMag cyan-ATLAS ATLAS-CHL_ATLAS-04 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
256581 2025-05-25 05:58:15 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 14:06:03.460 -31:27:41.24 2025-05-23 03:28:35.040 18.955 cyan-ATLAS PSN ATLAS25fjz ATLAS N
256384 2025-05-24 12:25:38 GOTO_bot A. Kumar,G. Ramsay,K. Ackley et al. GOTO GOTO 14:06:03.415 -31:27:41.09 2025-05-24 10:21:28.512 19.1 L-GOTO Other GOTO25czw GOTO 2025TNSTR1934....1K N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21200 2025-05-31 09:45:21 Dhvanil Desai Dhvanil Desai (on behalf of the SCAT team) SCAT SN Ia 0.053 1 SCAT Redshift from NED. 2025TNSCR2058....1D
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
21200 2025-05-31 07:59:00 UH88 / SNIFS 1800 Desai SCAT tns_2025lsd_2460826.83264_UH88_SNIFS_SCAT.dat Object

Comments

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 256581 of Group ATLAS
Previous RA, DEC: 14:06:03.415, -31:27:41.09 (211.514231, -31.461414)
Updated RA, DEC: 14:06:03.460, -31:27:41.24 (211.514415, -31.46145625)