Discovery certificate for object 2020vgk
TNS Astronomical Transient Report No. 84403 [ 2020TNSTR3052....1F ]

Date Received (UTC): 2020-10-08 18:58:57
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: SN 2020vgk
Discoverer internal name: ZTF20achsoln
Coordinates (J2000): RA = 01:53:43.097 (28.4295708666667) DEC = +09:27:51.76 (9.46437853333333)
Discovery date: 2020-10-06 07:38:34.996 (JD=2459128.8184606)

Potential host galaxy: SDSS J015343.10+092752.4
Host redshift: 0.079

Remarks: Early SN candidate (g-rise > 0.10+-0.02 mag/day, r-rise > 0.12+-0.01 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20achsoln

Photometry

Discovery (first detection):
Discovery date: 2020-10-06 07:38:34.996
Flux: 19.4195 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-10-01 09:06:43
Limiting flux: 18.9491 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/2020vgk