Discovery certificate for object 2019zsk
TNS Astronomical Transient Report No. 57898 [ 2020TNSTR..62....1N ]

Date Received (UTC): 2020-01-06 13:10:47
Sender: ZTF (ZTF_AMPEL_COMPLETE)
Reporting Group: ZTF     Discovery Data Source: ZTF

J. Nordin, V. Brinnel, M. Giomi, J. van Santen (HU Berlin), A. Gal-Yam, O. Yaron, S. Schulze (Weizmann) on behalf of ZTF report/s the discovery of a new astronomical transient.

IAU Designation: AT 2019zsk
Discoverer internal name: ZTF20aaaybry
Coordinates (J2000): RA = 08:31:08.877 (127.786988725) DEC = +57:49:03.23 (57.817563025)
Discovery date: 2019-12-29 11:26:50.000 (JD=2458846.9769676)


Remarks: See arXiv:1904.05922 for selection criteria.

Photometry

Discovery (first detection):
Discovery date: 2019-12-29 11:26:50.000
Flux: 20.05 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2019-12-19 11:51:57
Limiting flux: 20.1852 ABMag
Filter: r-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/2019zsk