Discovery certificate for object 2019gtj
TNS Astronomical Transient Report No. 36640 [ 2019TNSTR.922....1N ]

Date Received (UTC): 2019-06-03 08:33:54
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 2019gtj
Discoverer internal name: ZTF18aceqkmg
Coordinates (J2000): RA = 09:39:39.117 (144.912987) DEC = +31:11:21.26 (31.1892391)
Discovery date: 2019-05-31 04:48:31 (JD=2458634.7003588)


Remarks: See arXiv:1904.05922 for selection criteria.

Photometry

Discovery (first detection):
Discovery date: 2019-05-31 04:48:31
Flux: 19.02 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2019-05-31 04:22:29
Limiting flux: 20.2723 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/2019gtj