RA/DEC (2000)
03:14:29.920 +25:28:37.92
48.62466735 +25.4772003
Type
SN Ia
Redshift
0.056
Discovery ReportClassification Report
Reporting Group
ALeRCE
Discovering Data Source
ZTF
Discovery Date
2025-02-18 03:06:16.004
TNS AT
Y
Public
Y
Host Name
WISEA J031429.91+252837.1
Discovery Mag
19.4714
Filter
r-ZTF
Reporter/s
S. Jurado, F.E. Bauer, F. Forster, G. Pignata, A. Munoz-Arancibia, A. Mourao, L. Hernandez-Garcia, L. Galbany, J. Silva-Farfan, R. Dastidar, J.P. Brandt, A. Alvarez, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, B. Gamboa, P. Huijse, H. Larranaga, C. Mansilla, K. Medina, D. Moreno, E. Munoz, E. Pizarro, I. Reyes, P. Sanchez-Saez, D. Rodriguez-Mancini, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE broker
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025byl - 2025-03-10 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

 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_r
 ▌ATLAS-HKO_ATLAS-02_orange
   
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
20562 2025-03-10 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_2025byl_2025-03-10_LT_SPRAT_TCD.text Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-1 2025-02-10 20:41:19 - 2025-02-20 22:01:02 2460717.362033 - 2460727.417394 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
470272 2025-02-20 22:01:02 2460727.417394 18.56 0.09 ABMag L-GOTO GOTO-N_GOTO-1 180
470271 2025-02-10 20:41:19 2460717.362033 19 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-02-16 05:17:53 - 2025-02-18 03:06:16 2460722.7207523 - 2460724.6293519 4
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
469596 2025-02-18 03:06:16 2460724.6293519 19.4714 0.162723 19.7444 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
472348 2025-02-18 03:06:16 2460724.6293519 19.4714 0.162723 19.7444 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
469595 2025-02-16 05:17:53 2460722.7207523 19.0468 ABMag r-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF
472347 2025-02-16 05:17:53 2460722.7207523 19.0468 ABMag r-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-02-19 06:38:18 - 2025-02-20 06:09:00 2460725.7766 - 2460726.75625 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
470194 2025-02-20 06:09:00 2460726.75625 18.924 0.156 19.26 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
470193 2025-02-19 06:38:18 2460725.7766 18.63 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 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
246174 2025-02-27 19:29:27 Fink Julien Peloton,Anais Moller,Emille E. O. Ishida on behalf of the Fink broker et al. Fink ZTF 03:14:29.920 +25:28:37.92 2025-02-18 03:06:16.004 19.4714 r-ZTF PSN ZTF25aaftthw ZTF Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF25aaftthw N
245250 2025-02-20 23:15:58 GOTO_bot D. O'Neill,G. Ramsay,K. Ackley et al. GOTO GOTO 03:14:29.949 +25:28:37.88 2025-02-20 22:01:02.496 18.56 L-GOTO Other GOTO25anp GOTO N
245211 2025-02-20 13:06:47 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 03:14:29.910 +25:28:38.06 2025-02-20 06:09:00.000 18.924 orange-ATLAS PSN ATLAS25btu ATLAS N
244966 2025-02-18 17:50:59 ALeRCE S. Jurado,F.E. Bauer,F. Forster et al. ALeRCE ZTF 03:14:29.931 +25:28:37.81 2025-02-18 03:06:16.004 19.4714 r-ZTF PSN WISEA J031429.91+252837.1 ZTF25aaftthw ZTF SN candidate classified using ALeRCE's stamp classifier (Carrasco-Davis et al. 2021) and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF25aaftthw 2025TNSTR.652....1J N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
20562 2025-03-11 18:33:47 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 0.056 1 TCD phase ~ +10 2025TNSCR.962....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
20562 2025-03-10 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_2025byl_2025-03-10_LT_SPRAT_TCD.text Object

Comments

TNS
System

Thu, 02/27/2025 - 19:29

Object coordinates updated

Object coordinates updated according to AT-report 246174 of Group ZTF
Previous RA, DEC: 03:14:29.931, +25:28:37.81 (48.6247126, +25.4771701)
Updated RA, DEC: 03:14:29.920, +25:28:37.92 (48.62466735, 25.4772003)