RA/DEC (2000)
15:03:22.727 +10:39:20.55
225.844695158 +10.655708126
Type
SN Ia
Redshift
0.04
Discovery ReportClassification Report
Related AstroNotes: 2025-108
Reporting Group
Pan-STARRS
Discovering Data Source
Pan-STARRS
Discovery Date
2025-03-28 14:19:50.304
TNS AT
Y
Public
Y
Discovery Mag
20.58
Filter
w-P1
Reporter/s
K. C. Chambers, T. de Boer, J. Fairlamb, M. Huber, C.-C. Lin, T. Lowe, E. Magnier, A. Schultz, R. J. Wainscoat, G. Paek, P. Minguez (IfA, University of Hawaii), S. J. Smartt, K. W. Smith (University of Oxford / Queen's University Belfast), S. Srivastav (University of Oxford), D. R. Young, M. Fulton, M. Nicholl, T. Moore, J. Weston, C. R. Angus, S. Sim (Queen's University Belfast)
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025gef - 2025-04-05 08:59:22 ESO-NTT / EFOSC2-NTT (ePESSTO+)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-1_L
 ▌BG4_BlackGEM-Cam4_BG-q
 ▌BG3_BlackGEM-Cam3_BG-q
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌ATLAS-HKO_ATLAS-02_orange
 ▌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
20696 2025-04-05 08:59:22 ESO-NTT / EFOSC2-NTT 600 C. Duffy, M. Ghendrih M. Smith, C. Angus ePESSTO+ tns_2025gef_2025-04-05_08-59-22_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2025gef_2025-04-05_08-59-22_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-1 2025-03-27 05:50:32 - 2025-04-04 02:21:42 2460761.74343 - 2460769.598396 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
480592 2025-04-04 02:21:42 2460769.598396 17.9 0.05 ABMag L-GOTO GOTO-N_GOTO-1 180
480591 2025-03-27 05:50:32 2460761.74343 18 ABMag L-GOTO GOTO-N_GOTO-1 90 [Last non detection]
BG-q-BlackGem BG4_BlackGEM-Cam4 2025-04-29 04:27:48 - 2025-04-29 04:27:48 2460794.6859722 - 2460794.6859722 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
484640 2025-04-29 04:27:48 2460794.6859722 18.21 0.04 21.17 ABMag BG-q-BlackGem BG4_BlackGEM-Cam4 60 robotic
BG-q-BlackGem BG3_BlackGEM-Cam3 2025-04-22 05:55:55 - 2025-04-22 05:55:55 2460787.7471644 - 2460787.7471644 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
484639 2025-04-22 05:55:55 2460787.7471644 20.53 ABMag BG-q-BlackGem BG3_BlackGEM-Cam3 60 robotic [Last non detection]
r-ZTF P48_ZTF-Cam 2025-04-07 08:39:18 - 2025-04-07 08:39:18 2460772.860625 - 2460772.860625 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
481171 2025-04-07 08:39:18 2460772.860625 17.477 0.0582563 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2025-04-06 08:05:57 - 2025-04-07 09:46:31 2460771.8374653 - 2460772.9073032 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
481172 2025-04-07 09:46:31 2460772.9073032 17.3849 0.063668 ABMag g-ZTF P48_ZTF-Cam
481170 2025-04-06 08:05:57 2460771.8374653 18.9499 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-03-30 13:47:27 - 2025-03-30 13:47:27 2460765.07462 - 2460765.07462 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
479961 2025-03-30 13:47:27 2460765.07462 18.54 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-03-31 08:21:28 - 2025-03-31 08:21:28 2460765.84824 - 2460765.84824 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
479962 2025-03-31 08:21:28 2460765.84824 18.868 0.185 19.1 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
w-P1 PS1_GPC1 2025-03-28 14:19:50 - 2025-03-28 14:19:50 2460763.09711 - 2460763.09711 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
479683 2025-03-28 14:19:50 2460763.09711 20.58 0.1 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
252903 2025-04-29 07:42:13 BlackGEM_Bot1 P. Groot, H. Tranin, F. Stoppa et al. BlackGEM BlackGEM 15:03:22.711 +10:39:20.59 2025-04-29 04:27:48.000 18.21 BG-q-BlackGem 1 PSN BGEM J150322.71+103920.5 BlackGEM N
Related files
File Comments Last Modified (UT) Modified By
tns_2025gef_atrep_252903_BlackGEM.pdf Finding Chart 2025-04-29 07:42:15 BlackGEM_Bot1
251134 2025-04-07 10:12:35 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 15:03:22.733 +10:39:20.54 2025-04-07 08:39:18.000 17.477 r-ZTF PSN ZTF25aaluens ZTF N
250826 2025-04-04 08:32:50 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 15:03:22.727 +10:39:20.49 2025-04-04 02:21:41.760 17.9 L-GOTO Other GOTO25bof GOTO N
250412 2025-03-31 19:44:50 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 15:03:22.675 +10:39:20.63 2025-03-31 08:21:27.936 18.868 orange-ATLAS PSN ATLAS25dkp ATLAS N
250273 2025-03-29 16:57:42 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 15:03:22.727 +10:39:20.55 2025-03-28 14:19:50.304 20.58 w-P1 PSN PS25awd Pan-STARRS 2025TNSTR1201....1C N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
20696 2025-04-05 17:47:10 ePESSTOplus_Bot1 C. Duffy, M. Ghendrih, M. Smith, C. Angus, O. Yaron on behalf of ePESSTO+ ePESSTO+ SN Ia 0.04 1 ePESSTO+ 2025TNSCR1293....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
20696 2025-04-05 08:59:22 ESO-NTT / EFOSC2-NTT 600 C. Duffy, M. Ghendrih M. Smith, C. Angus ePESSTO+ tns_2025gef_2025-04-05_08-59-22_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2025gef_2025-04-05_08-59-22_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object

Comments