Discovery certificate for object 2018grk
TNS Astronomical Transient Report No. 22970 [ 2018TNSTR1421....1F ]

Date Received (UTC): 2018-09-20 03:09:12
Sender: ZTF (ZTF_Bot1)
Source Group: ZTF

C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) collaboration report/s the discovery of a new astronomical transient.

IAU Designation: AT 2018grk
Discoverer internal name: ZTF18abwdpla
Coordinates (J2000): RA = 18:58:33.336 (284.6388996) DEC = +24:24:33.18 (24.4092179)
Discovery date: 2018-09-15 05:05:16 (JD=2458376.7119907)



Photometry

Discovery (first detection):
Discovery date: 2018-09-15 05:05:16
Flux: 18.4 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2018-09-12 05:02:24
Limiting flux: 20.98 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/2018grk