Discovery certificate for object 2019zwr
TNS Astronomical Transient Report No. 58487 [ 2020TNSTR.103....1A ]

Date Received (UTC): 2020-01-11 01:06:22
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 2019zwr
Discoverer internal name: ZTF19acsuosf
Coordinates (J2000): RA = 00:36:55.735 (9.232229) DEC = +40:09:59.24 (40.166456)
Discovery date: 2019-11-14 07:17:28.000 (JD=2458801.8037963)

Remarks: Data were provided by the Zwicky Transient Facility ( and processed through the Lasair (, ALeRCE (, ANTARES (, and MARS ( brokers.


Discovery (first detection):
Discovery date: 2019-11-14 07:17:28.000
Flux: 19.602 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2019-11-14 04:55:18
Limiting flux: 19.571 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Details of the new object can be viewed here: