Discovery certificate for object 2019zye
TNS Astronomical Transient Report No. 58782 [ 2020TNSTR.135....1M ]

Date Received (UTC): 2020-01-14 23:41:40
Sender: Dr. Ismael Perez-Fournon
Reporting Group: SGLF     Discovery Data Source: ZTF

R. Marques-Chaves (CAB), I. Perez-Fournon, F. Poidevin, C. Jimenez Angel, R. Shirley (IAC & ULL), 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 2019zye
Discoverer internal name: ZTF19acujjbk
Coordinates (J2000): RA = 23:15:07.786 (348.782442) DEC = +30:17:18.56 (30.288489)
Discovery date: 2019-11-19 04:23:01.000 (JD=2458806.6826505)

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


Discovery (first detection):
Discovery date: 2019-11-19 04:23:01.000
Flux: 20.397 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2019-11-16 05:43:35
Limiting flux: 19.803 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Details of the new object can be viewed here: