RA/DEC (2000)
00:36:06.273 -09:17:21.84
9.02613949775 -9.28940054142
Type
SN Ia
Redshift
Discovery ReportClassification Report
Related AstroNotes: 2025-246
Reporting Group
GOTO
Discovering Data Source
GOTO
Discovery Date
2025-06-29 04:03:08.640
TNS AT
Y
Public
Y
Discovery Mag
18.25
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
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025pgm - 2025-07-30 03:29:09 NOT / ALFOSC (BlackGEM)z=
▌Show H at z=vexp= km/s
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▌Show He II at z=vexp= km/s
▌Show C II at z=vexp= km/s
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▌Show C IV at z=vexp= km/s
▌Show N II at z=vexp= km/s
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▌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
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▌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),

Light curves

 ▌GOTO-N_GOTO-2_L
 ▌ATLAS-CHL_ATLAS-04_orange
 ▌GOTO-N_GOTO-1_L
 ▌BG2_BlackGEM-Cam2_BG-q
 ▌P48_ZTF-Cam_r
 ▌PS1_GPC1_w
   
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
21713 2025-07-30 03:29:09 NOT / ALFOSC 1600 Marco Antonio Gomez-Muñoz Gerard Garcia Moreno BlackGEM tns_2025pgm_2025-07-30_03-29-09_NOT_ALFOSC_BlackGEM.txt Object Reduced using pypeit
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-2 2025-06-27 04:06:52 - 2025-06-27 04:06:52 2460853.671441 - 2460853.671441 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
499138 2025-06-27 04:06:52 2460853.671441 18.2 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
orange-ATLAS ATLAS-CHL_ATLAS-04 2025-06-25 10:27:22 - 2025-06-29 09:53:31 2460851.93567 - 2460855.91216 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
499512 2025-06-29 09:53:31 2460855.91216 18.362 0.132 18.87 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
499511 2025-06-25 10:27:22 2460851.93567 18.61 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
L-GOTO GOTO-N_GOTO-1 2025-06-29 04:03:09 - 2025-06-29 04:03:09 2460855.66885 - 2460855.66885 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
499139 2025-06-29 04:03:09 2460855.66885 18.25 0.07 ABMag L-GOTO GOTO-N_GOTO-1 180
BG-q-BlackGem BG2_BlackGEM-Cam2 2025-06-09 08:36:18 - 2025-07-02 07:22:56 2460835.8585417 - 2460858.8075926 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
500216 2025-07-02 07:22:56 2460858.8075926 18.01 0.11 18.96 ABMag BG-q-BlackGem BG2_BlackGEM-Cam2 60 robotic
500215 2025-06-09 08:36:18 2460835.8585417 19.06 ABMag BG-q-BlackGem BG2_BlackGEM-Cam2 60 robotic [Last non detection]
r-ZTF P48_ZTF-Cam 2025-06-24 11:22:24 - 2025-07-12 09:55:12 2460850.9738889 - 2460868.9133333 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
502109 2025-07-12 09:55:12 2460868.9133333 18.0199 0.0464762 ABMag r-ZTF P48_ZTF-Cam
502108 2025-06-24 11:22:24 2460850.9738889 19.1739 0.0795954 ABMag r-ZTF P48_ZTF-Cam
w-P1 PS1_GPC1 2025-07-24 14:24:29 - 2025-07-24 14:24:29 2460881.10034 - 2460881.10034 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
505650 2025-07-24 14:24:29 2460881.10034 19.09 0.05 22 ABMag w-P1 PS1_GPC1 45 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
264104 2025-07-28 00:32:26 PS1_Bot1 K. C. Chambers,T. de Boer,J. Fairlamb et al. Pan-STARRS Pan-STARRS 00:36:06.273 -09:17:21.84 2025-07-24 14:24:29.376 19.09 w-P1 PSN PS25fmm Pan-STARRS N
262261 2025-07-12 10:39:27 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 00:36:06.266 -09:17:22.08 2025-06-24 11:22:24.000 19.1739 r-ZTF PSN ZTF25aaxfjvq ZTF N
261210 2025-07-02 09:29:02 BlackGEM_Bot1 F. Stoppa,H. Tranin,D. Pieterse et al. BlackGEM BlackGEM 00:36:06.299 -09:17:22.12 2025-07-02 07:22:56.000 18.01 BG-q-BlackGem PSN BGEM J003606.29-091722.1 BlackGEM N
260632 2025-06-30 10:34:16 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 00:36:06.285 -09:17:22.04 2025-06-29 09:53:30.624 18.362 orange-ATLAS PSN ATLAS25gqe ATLAS N
260474 2025-06-29 06:48:52 GOTO_bot A. Kumar,G. Ramsay,K. Ackley et al. GOTO GOTO 00:36:06.272 -09:17:21.78 2025-06-29 04:03:08.640 18.25 L-GOTO Other GOTO25elk GOTO 2025TNSTR2466....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
21713 2025-08-08 06:32:19 Hugo Tranin Hugo Tranin BlackGEM SN Ia 1 1 BlackGEM, CET-3PO Classified with SNID SAGE as SN Ia-norm, with high confidence. RLAP=16.6 Redshift: 0.0528 ± 0.0001 Age: 32 ± 11 days 2025TNSCR3115....1T
Related files
File Comments Last Modified (UT) Modified By
tns_2025pgm_atrep_21713_BlackGEM.JPG 2025-08-08 06:32:19 Hugo Tranin
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
21713 2025-07-30 03:29:09 NOT / ALFOSC 1600 Marco Antonio Gomez-Muñoz Gerard Garcia Moreno BlackGEM tns_2025pgm_2025-07-30_03-29-09_NOT_ALFOSC_BlackGEM.txt Object Reduced using pypeit

Comments

TNS
System

Mon, 07/28/2025 - 00:32

Object coordinates updated

Object coordinates updated according to AT-report 264104 of Group Pan-STARRS
Previous RA, DEC: 00:36:06.299, -09:17:22.12 (9.026246, -9.289478)
Updated RA, DEC: 00:36:06.273, -09:17:21.84 (9.02613949775, -9.28940054142)

TNS
System

Wed, 07/02/2025 - 09:29

Object coordinates updated

Object coordinates updated according to AT-report 261210 of Group BlackGEM
Previous RA, DEC: 00:36:06.285, -09:17:22.04 (9.02618875, -9.289455)
Updated RA, DEC: 00:36:06.299, -09:17:22.12 (9.026246, -9.289478)

TNS
System

Mon, 06/30/2025 - 10:34

Object coordinates updated

Object coordinates updated according to AT-report 260632 of Group ATLAS
Previous RA, DEC: 00:36:06.272, -09:17:21.78 (9.026135, -9.289383)
Updated RA, DEC: 00:36:06.285, -09:17:22.04 (9.02618875, -9.289455)