TNS Astronomical Transient Report No. 116105 [ 2021TNSTR2306....1F ]

Date Received (UTC): 2021-07-04 21:09:07
Date made public:
Sender: ALeRCE
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, F.E. Bauer, A. Munoz-Arancibia, A. Mourao, G. Pignata, L. Hernandez-Garcia, L. Galbany, E. Camacho, J. Silva-Farfan, J. Arredondo, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, P. Huijse, E. Reyes, I. Reyes, P. Sanchez-Saez, C. Valenzuela, E. Castillo, D. Ruz-Mieres, 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 2021sbi
Discoverer internal name: ZTF21abjgzrj
Coordinates (J2000): RA = 21:30:38.935 (322.6622276) DEC = -06:27:08.79 (-6.45244175)
Discovery date: 2021-07-01 10:31:04.999 (JD=2459396.9382523)

Potential host galaxy: SDSS J213038.89-062708.0

Remarks: SN candidate classified using ALeRCE's stamp classifier - see http://arxiv.org/abs/2008.03309 - and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF21abjgzrj

Photometry

Discovery (first detection):
Discovery date: 2021-07-01 10:31:04.999
Flux: 19.9052 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2021-06-25 10:29:39
Limiting flux: 19.2143 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/2021sbi