Discovery certificate for object 2021crj
TNS Astronomical Transient Report No. 99265 [ 2021TNSTR.422....1F ]

Date Received (UTC): 2021-02-11 20:29:50
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, F.E. Bauer, A. Munoz-Arancibia, L. Hernandez-Garcia, G. Pignata, L. Galbany, G. Pignata, E. Camacho, J. Silva-Farfan, A. Mourao, 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 2021crj
Discoverer internal name: ZTF18aarcmpp
Coordinates (J2000): RA = 10:45:51.922 (161.46634308) DEC = +18:05:37.98 (18.0938821)
Discovery date: 2021-02-07 07:39:41.999 (JD=2459252.8192361)

Potential host galaxy: SDSS J104551.94+180538.7

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/ZTF18aarcmpp

Photometry

Discovery (first detection):
Discovery date: 2021-02-07 07:39:41.999
Flux: 20.8192 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2021-02-05 08:53:30
Limiting flux: 20.5029 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/2021crj