Discovery certificate for object 2019aaaa
TNS Astronomical Transient Report No. 59403 [ 2020TNSTR.209....1P ]

Date Received (UTC): 2020-01-21 11:09:11
Sender: Dr. Ismael Perez-Fournon
Reporting Group: SGLF     Discovery Data Source: ZTF

I. Perez-Fournon, C. Jimenez Angel, 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 2019aaaa
Discoverer internal name: ZTF19abxuyko
Coordinates (J2000): RA = 02:21:53.150 (35.471458) DEC = +26:15:51.06 (26.264183)
Discovery date: 2019-09-07 09:47:21 (JD=2458733.9078819)


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: 2019-09-07 09:47:21
Flux: 20.432 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2019-09-04 10:11:17
Limiting flux: 20.568 ABMag
Filter: r-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/2019aaaa