Discovery certificate for object 2019stk
TNS Astronomical Transient Report No. 49618 [ 2019TNSTR2124....1N ]

Date Received (UTC): 2019-10-19 03:37:41
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 2019stk
Discoverer internal name: ZTF19acewgri
Coordinates (J2000): RA = 16:52:32.733 (253.13638585) DEC = +01:48:06.17 (1.80171475)
Discovery date: 2019-10-16 02:45:54 (JD=2458772.6152083)


Remarks: See arXiv:1904.05922 for selection criteria.

Photometry

Discovery (first detection):
Discovery date: 2019-10-16 02:45:54
Flux: 19.07 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2019-10-05 02:34:14
Limiting flux: 19.9183 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/2019stk