Discovery certificate for object 2019zzk
TNS Astronomical Transient Report No. 59384 [ 2020TNSTR.211....1S ]

Date Received (UTC): 2020-01-21 09:32:39
Sender: Dr. Ismael Perez-Fournon
Reporting Group: SGLF     Discovery Data Source: ZTF

R. Shirley, I. Perez-Fournon, C. Jimenez Angel, F. Poidevin, (IAC & ULL), R. Marques-Chaves (CAB), S. Geier (GRANTECAN & IAC), Y. Shu (IoA), S. Rodney, J. Roberts-Pierel (Univ. of South Carolina), A. Bolton (NSF's OIR Lab), S. Chakrabarti, P. Craig, and B. Alamiri (RIT) report/s the discovery of a new astronomical transient.

IAU Designation: AT 2019zzk
Discoverer internal name: ZTF19acttnal
Coordinates (J2000): RA = 01:57:25.057 (29.354404) DEC = +30:36:46.28 (30.612856)
Discovery date: 2019-11-15 05:38:10 (JD=2458802.734838)


Remarks: Data were provided by the Zwicky Transient Facility (https://www.ztf.caltech.edu) and processed through the Lasair (https://lasair.roe.ac.uk), ALeRCE (https://alerce.online), ANTARES (https://antares.noao.edu), and MARS (https://mars.lco.global) brokers.

Photometry

Discovery (first detection):
Discovery date: 2019-11-15 05:38:10
Flux: 20.1 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2019-11-15 04:56:53
Limiting flux: 19.742 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin


Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2019zzk