Discovery certificate for object 2018gwn
TNS Astronomical Transient Report No. 23137 [ 2018TNSTR1463....1F ]

Date Received (UTC): 2018-09-28 03:19:36
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 2018gwn
Discoverer internal name: ZTF18abyzmsb
Coordinates (J2000): RA = 21:18:54.734 (319.728058) DEC = +07:56:59.08 (7.9497438)
Discovery date: 2018-09-25 04:27:50 (JD=2458386.6859954)



Photometry

Discovery (first detection):
Discovery date: 2018-09-25 04:27:50
Flux: 18.47 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2018-09-24 08:06:43
Limiting flux: 18.74 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/2018gwn