Discovery certificate for object 2019xdr
TNS Astronomical Transient Report No. 55108 [ 2019TNSTR2656....1N ]

Date Received (UTC): 2019-12-20 03:56:09
Sender: ZTF (ZTF_AMPEL_COMPLETE)
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 2019xdr
Discoverer internal name: ZTF19acyfkjm
Coordinates (J2000): RA = 01:47:11.598 (26.798324) DEC = +08:47:21.90 (8.7894178666667)
Discovery date: 2019-12-14 03:29:02 (JD=2458831.6451736)


Remarks: See arXiv:1904.05922 for selection criteria.

Photometry

Discovery (first detection):
Discovery date: 2019-12-14 03:29:02
Flux: 19.34 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2019-12-14 02:26:05
Limiting flux: 19.7294 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/2019xdr