TNS Astronomical Transient Report No. 157521 [ 2022TNSTR2602....1M ]

Date Received (UTC): 2022-09-07 21:51:52
Date made public:
Sender: ALeRCE
Reporting Group: ALeRCE     Discovery Data Source: ZTF

A. Munoz-Arancibia, F.E. Bauer, F. Forster, G. Pignata, A. Mourao, L. Hernandez-Garcia, L. Galbany, J. Silva-Farfan, R. Hoshino, E. Camacho, J. Arredondo, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, P. Huijse, A. Moya E. Reyes, I. Reyes, P. Sanchez-Saez, D. Rodriguez-Mancini, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE broker report/s the discovery of a new astronomical transient.

IAU Designation: SN 2022tsk
Discoverer internal name: ZTF22abfoehf
Coordinates (J2000): RA = 17:19:20.555 (259.8356463) DEC = +36:01:13.94 (36.0205388)
Discovery date: 2022-09-07 03:44:38.996 (JD=2459829.6560069)

Potential host galaxy: SDSS J171920.17+360112.1

Remarks: Early SN candidate (r-rise > 0.29+-0.03 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/ZTF22abfoehf

Photometry

Discovery (first detection):
Discovery date: 2022-09-07 03:44:38.996
Flux: 19.2612 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2022-09-05 07:12:39
Limiting flux: 19.5504 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Details of the new object can be viewed here: https://www.wis-tns.org/object/2022tsk