Discovery certificate for object 2018ghw
TNS Astronomical Transient Report No. 22660 [ 2018TNSTR1385....1D ]

Date Received (UTC): 2018-09-15 15:48:11
Sender: Gaia (Gaia_Bot1)
Source Group: GaiaAlerts

A. Delgado, D. Harrison, S. Hodgkin, M. van Leeuwen, G. Rixon, A. Yoldas (University of Cambridge), on behalf of Gaia Alerts team report/s the discovery of a new astronomical transient.

IAU Designation: AT 2018ghw
Discoverer internal name: Gaia18cpp
Coordinates (J2000): RA = 18:41:08.460 (280.28525) DEC = +22:53:40.81 (22.894669)
Discovery date: 2018-09-11 09:56:09 (JD=2458372.9139931)


Remarks: declining blue transient near extended (?) PanSTARRS source

Photometry

Discovery (first detection):
Discovery date: 2018-09-11 09:56:09
Flux: 18.48 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-08-23 05:42:43
Limiting flux: 21.5 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft


Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2018ghw