RA/DEC (2000)
03:33:40.960 +42:43:23.68
53.420668161 +42.7232435431
Type
SN II
Redshift
0.022
Discovery ReportClassification Report
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2025-01-16 08:36:48.960
TNS AT
Y
Public
Y
Discovery Mag
18.662
Filter
orange-ATLAS
Reporter/s
J. Tonry, L. Denneau, H. Weiland, R. Siverd (IfA, University of Hawaii), N. Erasmus, W. Koorts (South African Astronomical Observatory), A. Jordan, V. Suc (UAI, Obstech), S. J. Smartt, K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, C. R. Angus, A. Wilson, A. Aamer, D. Magill (QUB), P. Ramsden (Birmingham/QUB), L. Shingles (GSI/QUB), S. Srivastav, J. H. Gillanders, H. Stevance, A. J. Cooper, F. Stoppa (Oxford), L. Rhodes (TSI/McGill), A. Rest (STScI), T.-W. Chen (NCU), C. Stubbs (Harvard), J. S. Sommer (LMU), B. P. Schmidt (ANU)
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025oa - 2025-02-12 22:36:22 LT / SPRAT (None)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

 ▌PS2_GPC2_w
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌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
20418 2025-02-12 22:36:22 LT / SPRAT 800 Beth Garton, Iain Steele, Helen Jermak Beth Garton None tns_2025oa_2025-02-12_22-36-21.785_LT_SPRAT_None.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
w-P1 PS2_GPC2 2025-01-18 06:35:03 - 2025-01-18 06:35:03 2460693.77434 - 2460693.77434 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
464187 2025-01-18 06:35:03 2460693.77434 18.25 0.02 22 ABMag w-P1 PS2_GPC2 45 Robot
L-GOTO GOTO-N_GOTO-1 2025-01-15 22:11:31 - 2025-01-17 22:46:00 2460691.424657 - 2460693.448609 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
462810 2025-01-17 22:46:00 2460693.448609 18.44 0.08 ABMag L-GOTO GOTO-N_GOTO-1 180
462809 2025-01-15 22:11:31 2460691.424657 19.3 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-01-17 04:56:49 - 2025-01-17 04:56:49 2460692.7061227 - 2460692.7061227 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
462654 2025-01-17 04:56:49 2460692.7061227 18.5995 0.0941817 19.7035 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
g-ZTF P48_ZTF-Cam 2025-01-15 05:24:16 - 2025-01-15 05:24:16 2460690.7251852 - 2460690.7251852 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
462653 2025-01-15 05:24:16 2460690.7251852 18.8968 ABMag g-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-01-15 09:15:23 - 2025-01-16 08:36:49 2460690.88568 - 2460691.8589 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
462506 2025-01-16 08:36:49 2460691.8589 18.662 0.148 18.99 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
462505 2025-01-15 09:15:23 2460690.88568 18.53 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
242227 2025-01-23 23:48:07 PS1_Bot1 K. C. Chambers,T. de Boer,J. Fairlamb et al. Pan-STARRS Pan-STARRS 03:33:40.960 +42:43:23.68 2025-01-18 06:35:02.976 18.25 w-P1 PSN PS25ig Pan-STARRS N
241339 2025-01-18 08:21:46 GOTO_bot A. Kumar,G. Ramsay,K. Ackley et al. GOTO GOTO 03:33:40.987 +42:43:23.84 2025-01-17 22:45:59.904 18.44 L-GOTO Other GOTO25jb GOTO N
241275 2025-01-17 17:50:51 ALeRCE A. Munoz-Arancibia,F.E. Bauer,G. Pignata et al. ALeRCE ZTF 03:33:40.955 +42:43:23.88 2025-01-17 04:56:49.001 18.5995 r-ZTF PSN ZTF25aacbhct ZTF Early SN candidate (r-rise > 0.23+-0.02 mag/day) 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/ZTF25aacbhct N
241209 2025-01-16 16:44:25 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 03:33:40.939 +42:43:23.90 2025-01-16 08:36:48.960 18.662 orange-ATLAS PSN ATLAS25all ATLAS 2025TNSTR.203....1T N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
20418 2025-02-19 14:40:38 Jacob Wise Beth Garton (LJMU), Jacob Wise (LJMU), Iain Steele (LJMU), Helen Jermak (LJMU) None SN II 0.022 1 1 Spectrum is well-fit by template spectra from previously classified SN II at a redshift of z = 0.022 ± 0.002. Classification performed using Next Generation Superfit (NGSF, Goldwasser et al. 2022). 2025TNSCR.683....1G
Related files
File Comments Last Modified (UT) Modified By
tns_2025oa_atrep_20418.pdf NGSF fits 2025-02-19 14:40:38 Jacob Wise
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
20418 2025-02-12 22:36:22 LT / SPRAT 800 Beth Garton, Iain Steele, Helen Jermak Beth Garton None tns_2025oa_2025-02-12_22-36-21.785_LT_SPRAT_None.ascii Object

Comments

TNS
System

Thu, 01/23/2025 - 23:48

Object coordinates updated

Object coordinates updated according to AT-report 242227 of Group Pan-STARRS
Previous RA, DEC: 03:33:40.955, +42:43:23.88 (53.4206465, +42.7232987)
Updated RA, DEC: 03:33:40.960, +42:43:23.68 (53.420668161, 42.7232435431)

TNS
System

Fri, 01/17/2025 - 17:50

Object coordinates updated

Object coordinates updated according to AT-report 241275 of Group ZTF
Previous RA, DEC: 03:33:40.939, +42:43:23.90 (53.42058, +42.7233066667)
Updated RA, DEC: 03:33:40.955, +42:43:23.88 (53.4206465, 42.7232987)