Discovery certificate for object 2019xbb
TNS Astronomical Transient Report No. 55007 [ 2019TNSTR2647....1N ]

Date Received (UTC): 2019-12-19 13:56:08
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 2019xbb
Discoverer internal name: ZTF19acxqaig
Coordinates (J2000): RA = 15:00:33.599 (225.1399952) DEC = +08:11:59.84 (8.19995605)
Discovery date: 2019-12-19 12:26:03.000 (JD=2458837.0181019)


Remarks: See arXiv:1904.05922 for selection criteria.

Photometry

Discovery (first detection):
Discovery date: 2019-12-19 12:26:03.000
Flux: 18.72 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Archival info: Other
Remarks: ZTF non-detection limits not available

Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2019xbb