Discovery certificate for object 2019syi
TNS Astronomical Transient Report No. 49794 [ 2019TNSTR2139....1N ]

Date Received (UTC): 2019-10-21 05:37:50
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: AT 2019syi
Discoverer internal name: ZTF19acgjtxu
Coordinates (J2000): RA = 17:29:18.047 (262.32519765) DEC = +18:31:43.39 (18.52871985)
Discovery date: 2019-10-21 02:10:33 (JD=2458777.5906597)


Remarks: See arXiv:1904.05922 for selection criteria.

Photometry

Discovery (first detection):
Discovery date: 2019-10-21 02:10:33
Flux: 19.29 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2019-10-05 02:35:32
Limiting flux: 19.7674 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/2019syi