Discovery certificate for object 2020gap
TNS Astronomical Transient Report No. 66215 [ 2020TNSTR.984....1A ]

Date Received (UTC): 2020-04-06 01:46:16
Sender: Dr. Ismael Perez-Fournon
Reporting Group: SGLF     Discovery Data Source: ZTF

C. Jimenez Angel, I. Perez-Fournon, F. Poidevin, R. Shirley (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 2020gap
Discoverer internal name: ZTF20aaupfqm
Coordinates (J2000): RA = 10:21:21.726 (155.340525) DEC = +48:18:55.92 (48.315533)
Discovery date: 2020-03-31 04:25:28.000 (JD=2458939.6843519)

Potential host galaxy: SDSS J102121.33+481858.3
Host redshift: 0.0971737

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: 2020-03-31 04:25:28.000
Flux: 20.259 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2020-03-28 06:15:48
Limiting flux: 20.796 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin


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