Discovery certificate for object 2021hzj
TNS Astronomical Transient Report No. 105063 [ 2021TNSTR1011....1F ]

Date Received (UTC): 2021-04-03 23:55:48
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, F.E. Bauer, G. Pignata, A. Munoz-Arancibia, L. Hernandez-Garcia, L. Galbany, 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 2021hzj
Discoverer internal name: ZTF21aarpcor
Coordinates (J2000): RA = 13:16:40.856 (199.1702318) DEC = -00:30:07.64 (-0.5021219)
Discovery date: 2021-04-03 07:32:16.996 (JD=2459307.8140856)

Potential host galaxy: SDSS J131640.86-003007.4

Remarks: Early SN candidate (g-rise > 0.08+-0.01 mag/day, r-rise > 0.07+-0.01 mag/day) 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/ZTF21aarpcor

Photometry

Discovery (first detection):
Discovery date: 2021-04-03 07:32:16.996
Flux: 19.281 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2021-03-31 07:42:14
Limiting flux: 19.0985 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/2021hzj