RA/DEC (2000)
16:36:15.354 +42:57:26.84
249.06397535328 +42.957454574673
Type
SN Ia
Redshift
0.05792
Discovery ReportClassification Report
Reporting Group
ALeRCE
Discovering Data Source
ZTF
Discovery Date
2025-05-21 09:44:00.004
TNS AT
Y
Public
Y
Host Name
2MASX J16361536+4257270
Host Redshift
0.05792
Discovery Mag
18.8669
Filter
g-ZTF
Reporter/s
A. Munoz-Arancibia, A. Mourao, F. Forster, F.E. Bauer, G. Pignata, S. Jurado, L. Hernandez-Garcia, L. Galbany, J. Silva-Farfan, R. Dastidar, J.P. Brandt, A. Alvarez, F. Andrades, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, P. Huijse, H. Larranaga, C. Mansilla, K. Medina, D. Moreno, E. Munoz, 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_2025kyf - 2025-06-03 09:41:32 P60 / SEDM (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
▌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-2_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
   
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
21324 2025-06-03 09:41:32 P60 / SEDM 2160 SEDmRobot ZTF tns_2025kyf_2025-06-03_09-41-32.249130_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-2 2025-05-08 01:18:43 - 2025-05-18 01:08:45 2460803.554675 - 2460813.547742 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
491302 2025-05-18 01:08:45 2460813.547742 19.19 0.17 ABMag L-GOTO GOTO-N_GOTO-2 180
491301 2025-05-08 01:18:43 2460803.554675 19.3 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-05-21 10:30:21 - 2025-05-21 10:30:21 2460816.9377431 - 2460816.9377431 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
489480 2025-05-21 10:30:21 2460816.9377431 18.884 0.095359 20.562 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
g-ZTF P48_ZTF-Cam 2025-05-15 11:17:40 - 2025-05-21 09:44:00 2460810.9706019 - 2460816.9055556 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
489479 2025-05-21 09:44:00 2460816.9055556 18.8669 0.0799104 20.6607 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
489478 2025-05-15 11:17:40 2460810.9706019 19.8552 ABMag g-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF
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
256627 2025-05-25 08:37:17 GOTO_bot A. Kumar,D. O'Neill,K. Ackley et al. GOTO GOTO 16:36:15.340 +42:57:27.15 2025-05-18 01:08:44.736 19.19 L-GOTO Other GOTO25dbs GOTO N
255659 2025-05-21 15:02:08 ALeRCE A. Munoz-Arancibia,A. Mourao,F. Forster et al. ALeRCE ZTF 16:36:15.354 +42:57:26.84 2025-05-21 09:44:00.004 18.8669 g-ZTF PSN 2MASX J16361536+4257270 ZTF25aaraels ZTF Early SN candidate (g-rise > 0.17+-0.01 mag/day, r-rise > 0.21+-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/ZTF25aaraels 2025TNSTR1862....1M N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21324 2025-06-16 20:45:30 ZTF_Bot1 S. Covarrubias, M. Chu, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ia 0.05792 1 Add ZTF 2025TNSCR2248....1C
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
21324 2025-06-03 09:41:32 P60 / SEDM 2160 SEDmRobot ZTF tns_2025kyf_2025-06-03_09-41-32.249130_P60_SEDM_ZTF.ascii Object

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