Discovery certificate for object 2019sys
TNS Astronomical Transient Report No. 49825 [ 2019TNSTR2139....1N ]

Date Received (UTC): 2019-10-21 12:37:34
Sender: ZTF (ZTF_AMPEL_NEW)
Source Group: 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: SN 2019sys
Discoverer internal name: ZTF19acgcdas
Coordinates (J2000): RA = 03:01:25.315 (45.355479966667) DEC = +04:14:21.53 (4.2393135)
Discovery date: 2019-10-18 07:31:31 (JD=2458774.8135648)


Remarks: See arXiv:1904.05922 for selection criteria.

Photometry

Discovery (first detection):
Discovery date: 2019-10-18 07:31:31
Flux: 19.08 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2019-10-10 11:40:47
Limiting flux: 20.4128 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/2019sys