Discovery certificate for object 2020tfs
TNS Astronomical Transient Report No. 82090 [ 2020TNSTR2789....1F ]

Date Received (UTC): 2020-09-14 17:55:57
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, L. Hernandez-Garcia, A. Munoz-Arancibia, F.E. Bauer, 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 2020tfs
Discoverer internal name: ZTF20abzcmeh
Coordinates (J2000): RA = 02:07:34.556 (31.8939824) DEC = +38:22:05.67 (38.36824175)
Discovery date: 2020-09-12 09:38:01.997 (JD=2459104.901412)

Potential host galaxy: WISEA J020733.96+382204.1

Remarks: SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20abzcmeh

Photometry

Discovery (first detection):
Discovery date: 2020-09-12 09:38:01.997
Flux: 19.885 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-09-10 11:20:08
Limiting flux: 18.5135 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/2020tfs