Discovery certificate for object 2019tun
TNS Astronomical Transient Report No. 51258 [ 2019TNSTR2243....1N ]

Date Received (UTC): 2019-11-01 04:34:28
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 2019tun
Discoverer internal name: ZTF19aclktva
Coordinates (J2000): RA = 01:38:11.093 (24.5462216) DEC = +41:14:04.65 (41.23462375)
Discovery date: 2019-11-01 03:14:15 (JD=2458788.6348958)


Remarks: See arXiv:1904.05922 for selection criteria.

Photometry

Discovery (first detection):
Discovery date: 2019-11-01 03:14:15
Flux: 19.47 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2019-10-31 03:53:30
Limiting flux: 20.117 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/2019tun