Discovery certificate for object 2020psi
TNS Astronomical Transient Report No. 77921 [ 2020TNSTR2187....1S ]

Date Received (UTC): 2020-07-19 17:34:04
Sender: Dr. Ismael Perez-Fournon
Reporting Group: SGLF     Discovery Data Source: ZTF

R. Shirley (Univ. of Southampton), 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 2020psi
Discoverer internal name: ZTF20abltdle
Coordinates (J2000): RA = 15:08:01.535 (227.006396) DEC = +36:08:48.41 (36.146781)
Discovery date: 2020-07-13 05:10:20.000 (JD=2459043.7155093)

Potential host galaxy: SDSS J150801.65+360850.0
Host redshift: 0.127588

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.noirlab.edu), and MARS (https://mars.lco.global) brokers.

Photometry

Discovery (first detection):
Discovery date: 2020-07-13 05:10:20.000
Flux: 20.657 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2020-07-10 05:37:07
Limiting flux: 20.844 ABMag
Filter: g-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/2020psi