Discovery certificate for object 2020ngf
TNS Astronomical Transient Report No. 74842 [ 2020TNSTR1906....1M ]

Date Received (UTC): 2020-06-23 03:04:47
Sender: Dr. Ismael Perez-Fournon
Reporting Group: SGLF     Discovery Data Source: ZTF

R. Marques-Chaves (CAB), I. Perez-Fournon, C. Jimenez Angel, F. Poidevin, R. Shirley (IAC & ULL), 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 2020ngf
Discoverer internal name: ZTF20abgfjvz
Coordinates (J2000): RA = 12:18:10.313 (184.542971) DEC = +56:56:52.86 (56.948017)
Discovery date: 2020-06-16 05:29:06.000 (JD=2459016.7285417)

Potential host galaxy: SDSS J121809.17+565650.2
Host redshift: 0.148964

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: 2020-06-16 05:29:06.000
Flux: 20.531 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2020-06-13 05:25:08
Limiting flux: 20.566 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/2020ngf