RA/DEC (2000)
13:08:29.812 +84:37:50.15
197.1242183 +84.630596
Type
SN II
Redshift
0.0155
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-04-06 09:49:39.996
TNS AT
Y
Public
Y
Discovery Mag
17.218
Filter
r-ZTF
Reporter/s
Robert Stein (UMD), Nabeel Rehemtulla (CIERA, NU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025hda - 2025-04-21 21:14:00 Ekar / AFOSC (Padova-Asiago)z=
 ▌SN_2025hda - 2025-04-20 06:44:17 P200 / NGPS (ZTF)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
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   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_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
21040 2025-04-21 21:14:00 Ekar / AFOSC 3600 P. Ochner A. Reguitti Padova-Asiago tns_2025hda_2025-04-21_21-14-00_Ekar_AFOSC_Padova-Asiago.txt Object
20892 2025-04-20 06:44:17 P200 / NGPS Kaustav Kashyap Das Christoffer Fremling, Kaustav Kashyap Das ZTF tns_2025hda_2025-04-20_06-44-17_P200_NGPS_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
r-ZTF P48_ZTF-Cam 2025-04-06 09:49:40 - 2025-04-10 08:41:09 2460771.9094907 - 2460775.8619097 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
481706 2025-04-10 08:41:09 2460775.8619097 16.8601 0.0454115 ABMag r-ZTF P48_ZTF-Cam
481705 2025-04-06 09:49:40 2460771.9094907 17.218 0.05332 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2025-04-06 06:55:41 - 2025-04-06 06:55:41 2460771.788669 - 2460771.788669 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
481704 2025-04-06 06:55:41 2460771.788669 17.292 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-04-04 11:49:29 - 2025-04-06 14:06:45 2460769.9927 - 2460772.08802 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
481828 2025-04-06 14:06:45 2460772.08802 17.052 0.061 18.82 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
481827 2025-04-04 11:49:29 2460769.9927 16.16 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 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
251431 2025-04-11 10:56:58 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 13:08:30.247 +84:37:50.19 2025-04-06 14:06:44.928 17.052 orange-ATLAS PSN ATLAS25dst ATLAS N
251362 2025-04-10 08:50:35 Fritz Robert Stein (UMD),Nabeel Rehemtulla (CIERA,NU) et al. ZTF ZTF 13:08:29.812 +84:37:50.15 2025-04-06 09:49:39.996 17.218 r-ZTF PSN ZTF25aalyfoi ZTF Bright (m_peak <= 18.5) transient candidate identified autonomously by BTSbot (Rehemtulla et al. 2024; arXiv:2401.15167). 2025TNSTR1348....1S N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21040 2025-05-14 18:23:05 Andrea Reguitti Andrea Reguitti (INAF-OAPd), Paolo Ochner (UniPd/INAF-OAPd), Harry Addison (University of Surrey), Marica Valentini (AIP), Behnood Bandi (University of Sussex), Mariana P. Julio (AIP), Anastasia Galkin (AIP), Mark Cunningham (AIP), Sam Philipsborn (University of Sussex), Hugo Mendez-Hernandez (Universidad de La Serena/MINGAL) Padova-Asiago SN II 0.0155 1 Padova-Asiago We confirm the classification as a Type II SN by Das et al. 2025 based on the presence of a broad Halpha emission line. 2025TNSCR1785....1R
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
21040 2025-04-21 21:14:00 Ekar / AFOSC 3600 P. Ochner A. Reguitti Padova-Asiago tns_2025hda_2025-04-21_21-14-00_Ekar_AFOSC_Padova-Asiago.txt Object
20892 2025-04-23 13:43:57 ZTF_Bot1 K. Das, S. Covarrubias, C. Fremling (Caltech), M. Kasliwal (Caltech) on behalf of the ZTF CATS150 collaboration ZTF SN II 0.015511 1 ZTF 2025TNSCR1513....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
20892 2025-04-20 06:44:17 P200 / NGPS Kaustav Kashyap Das Christoffer Fremling, Kaustav Kashyap Das ZTF tns_2025hda_2025-04-20_06-44-17_P200_NGPS_ZTF.ascii Object

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