Discovery certificate for object 2019ubk
TNS Astronomical Transient Report No. 51553 [ 2019TNSTR2257....1N ]

Date Received (UTC): 2019-11-03 09:31:22
Sender: ZTF (ZTF_AMPEL_NEW)
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 2019ubk
Discoverer internal name: ZTF19acnldcx
Coordinates (J2000): RA = 06:54:53.303 (103.7220949) DEC = +65:46:32.47 (65.775685466667)
Discovery date: 2019-10-31 12:17:11 (JD=2458788.0119444)


Remarks: See arXiv:1904.05922 for selection criteria.

Photometry

Discovery (first detection):
Discovery date: 2019-10-31 12:17:11
Flux: 19.5 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2019-10-31 10:13:29
Limiting flux: 19.6759 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/2019ubk