Discovery certificate for object 2020sky
TNS Astronomical Transient Report No. 81181 [ 2020TNSTR2719....1S ]

Date Received (UTC): 2020-09-04 00:06:13
Sender: Dr. Ismael Perez-Fournon
Reporting Group: SGLF     Discovery Data Source: ZTF

R. Shirley (Univ. of Southampton), 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 NOIRLab), S. Chakrabarti, P. Craig, and B. Alamiri (RIT) report/s the discovery of a new astronomical transient.

IAU Designation: AT 2020sky
Discoverer internal name: ZTF20abwqgtj
Coordinates (J2000): RA = 01:08:53.984 (17.224933) DEC = +04:07:28.97 (4.124714)
Discovery date: 2020-08-25 10:02:41.000 (JD=2459086.9185301)


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.noirlab.edu), and MARS (https://mars.lco.global) brokers.

Photometry

Discovery (first detection):
Discovery date: 2020-08-25 10:02:41.000
Flux: 20.584 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2020-08-25 09:07:14
Limiting flux: 20.699 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin


Details of the new object can be viewed here: https://www.wis-tns.org/object/2020sky