RA/DEC (2000)
16:09:04.296 +01:03:30.51
242.267899538 +1.05847465778
Type
SN Ia
Redshift
0.053
Discovery ReportClassification Report
Reporting Group
GOTO
Discovering Data Source
GOTO
Discovery Date
2025-04-27 05:18:04.896
TNS AT
Y
Public
Y
Discovery Mag
19.5
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, B. Godson, T. Killestein, A. Kumar, M. Pursiainen, on behalf of GOTO collaboration
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025imc - 2025-05-04 00:00:00 LT / SPRAT (TCD)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-STH_ATLAS-03_cyan
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_r
 ▌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
20980 2025-05-04 00:00:00 LT / SPRAT 1200 Cillian O'Donnell, Kate Maguire, Umut Burgaz, Christine Collins, Ravi Seth, CG Touchard-Paxton, Jacobus Terwel, Thomas Muller Br Cillian O'Donnell TCD tns_2025imc_2025-05-04_LT_SPRAT_TCD.text Object Peak
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
cyan-ATLAS ATLAS-STH_ATLAS-03 2025-04-27 22:04:48 - 2025-04-27 22:04:48 2460793.42 - 2460793.42 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
484493 2025-04-27 22:04:48 2460793.42 19.329 0.181 19.51 ABMag cyan-ATLAS ATLAS-STH_ATLAS-03 30 Robot
L-GOTO GOTO-N_GOTO-1 2025-04-26 01:34:05 - 2025-04-27 05:18:05 2460791.565338 - 2460792.72089 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
484409 2025-04-27 05:18:05 2460792.72089 19.5 0.2 ABMag L-GOTO GOTO-N_GOTO-1 180
484408 2025-04-26 01:34:05 2460791.565338 19.6 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-04-23 11:07:50 - 2025-04-29 10:15:17 2460788.9637731 - 2460794.9272801 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
484868 2025-04-29 10:15:17 2460794.9272801 19.0007 0.144357 ABMag r-ZTF P48_ZTF-Cam
484867 2025-04-24 11:27:05 2460789.9771412 20.5449 0.249176 ABMag r-ZTF P48_ZTF-Cam
484866 2025-04-23 11:07:50 2460788.9637731 20.531 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-04-27 09:48:41 - 2025-04-27 09:48:41 2460792.90881 - 2460792.90881 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
484492 2025-04-27 09:48:41 2460792.90881 19.4 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot [Last non detection]
w-P1 PS1_GPC1 2025-04-30 12:48:16 - 2025-04-30 12:48:16 2460796.03352 - 2460796.03352 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
493978 2025-04-30 12:48:16 2460796.03352 18.74 0.03 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
257933 2025-06-06 17:18:16 PS1_Bot1 K. C. Chambers,T. de Boer,J. Fairlamb et al. Pan-STARRS Pan-STARRS 16:09:04.296 +01:03:30.51 2025-04-30 12:48:16.128 18.74 w-P1 PSN PS25dew Pan-STARRS N
253054 2025-04-30 01:51:25 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 16:09:04.299 +01:03:30.59 2025-04-24 11:27:04.999 20.5449 r-ZTF PSN ZTF25aaopvlb ZTF N
252829 2025-04-28 08:08:29 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 16:09:04.306 +01:03:30.55 2025-04-27 22:04:48.000 19.329 cyan-ATLAS PSN ATLAS25eig ATLAS N
252782 2025-04-27 08:02:12 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 16:09:04.306 +01:03:30.99 2025-04-27 05:18:04.896 19.5 L-GOTO Other GOTO25ceb GOTO 2025TNSTR1552....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
20980 2025-05-05 14:20:58 Cillian O'Donnell Cillian O'Donnell, Kate Maguire, Umut Burgaz, Christine Collins, Ravi Seth, CG Touchard-Paxton, Jacobus Terwel, Thomas Muller Bravo TCD SN Ia 0.053 1 Add TCD snid classification 2025TNSCR1681....1O
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
20980 2025-05-04 00:00:00 LT / SPRAT 1200 Cillian O'Donnell, Kate Maguire, Umut Burgaz, Christine Collins, Ravi Seth, CG Touchard-Paxton, Jacobus Terwel, Thomas Muller Br Cillian O'Donnell TCD tns_2025imc_2025-05-04_LT_SPRAT_TCD.text Object Peak

Comments

TNS
System

Fri, 06/06/2025 - 17:18

Object coordinates updated

Object coordinates updated according to AT-report 257933 of Group Pan-STARRS
Previous RA, DEC: 16:09:04.299, +01:03:30.59 (242.2679111, +1.0584975)
Updated RA, DEC: 16:09:04.296, +01:03:30.51 (242.267899538, +1.05847465778)

TNS
System

Wed, 04/30/2025 - 01:51

Object coordinates updated

Object coordinates updated according to AT-report 253054 of Group ZTF
Previous RA, DEC: 16:09:04.306, +01:03:30.55 (242.267943333, +1.05848666667)
Updated RA, DEC: 16:09:04.299, +01:03:30.59 (242.2679111, +1.0584975)

TNS
System

Mon, 04/28/2025 - 08:08

Object coordinates updated

Object coordinates updated according to AT-report 252829 of Group ATLAS
Previous RA, DEC: 16:09:04.306, +01:03:30.99 (242.267942, +1.058607)
Updated RA, DEC: 16:09:04.306, +01:03:30.55 (242.267943333, +1.05848666667)