TNS Astronomical Transient Report No. 155912 [ 2022TNSTR2454....1M ]

Date Received (UTC): 2022-08-25 23:59:24
Date made public:
Sender: ALeRCE
Reporting Group: ALeRCE     Discovery Data Source: ZTF

A. Munoz-Arancibia, F.E. Bauer, G. Pignata, F. Forster, A. Mourao, L. Hernandez-Garcia, L. Galbany, R. Hoshino, E. Camacho, J. Silva-Farfan, 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: AT 2022sei
Discoverer internal name: ZTF22abcusqd
Coordinates (J2000): RA = 17:54:20.301 (268.584587325) DEC = +54:12:18.29 (54.2050804)
Discovery date: 2022-08-21 05:19:05.998 (JD=2459812.7215972)

Potential host galaxy: SDSS J175420.03+541219.8

Remarks: 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/ZTF22abcusqd

Photometry

Discovery (first detection):
Discovery date: 2022-08-21 05:19:05.998
Flux: 20.6997 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2022-08-18 07:50:39
Limiting flux: 20.1336 ABMag
Filter: g-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/2022sei