Discovery certificate for object 2020mqb
TNS Astronomical Transient Report No. 74045 [ 2020TNSTR1810....1S ]

Date Received (UTC): 2020-06-15 01:44:50
Sender: Dr. Ismael Perez-Fournon
Reporting Group: SGLF     Discovery Data Source: ZTF

R. Shirley, 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 2020mqb
Discoverer internal name: ZTF20abeljao
Coordinates (J2000): RA = 18:56:42.397 (284.176654) DEC = +19:10:42.56 (19.178489)
Discovery date: 2020-06-11 07:16:55.000 (JD=2459011.8034144)

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


Discovery (first detection):
Discovery date: 2020-06-11 07:16:55.000
Flux: 20.101 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2020-06-09 09:29:45
Limiting flux: 19.762 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Details of the new object can be viewed here: