Discovery certificate for object 2020tx
TNS Astronomical Transient Report No. 58607 [ 2020TNSTR.108....1F ]

Date Received (UTC): 2020-01-12 17:16:48
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, G. Pignata, F.E. Bauer, 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, F.E. Bauer, 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 2020tx
Discoverer internal name: ZTF20aaexoxs
Coordinates (J2000): RA = 00:52:33.814 (13.1408903) DEC = +80:39:37.93 (80.660537)
Discovery date: 2020-01-12 06:10:22.000 (JD=2458860.7571991)

Potential host galaxy: WISEA J005234.14+803934.7

Remarks: Early SN candidate (r-rise > 0.08+-0.02 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20aaexoxs

Photometry

Discovery (first detection):
Discovery date: 2020-01-12 06:10:22.000
Flux: 19.4324 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-01-12 03:23:41
Limiting flux: 19.2282 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/2020tx