Discovery certificate for object 2018gzw
TNS Astronomical Transient Report No. 23247 [ 2018TNSTR1482....1D ]

Date Received (UTC): 2018-10-01 16:38:24
Sender: Gaia (Gaia_Bot1)
Reporting Group: GaiaAlerts     Discovery Data Source: 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 2018gzw
Discoverer internal name: Gaia18cvd
Coordinates (J2000): RA = 16:00:01.430 (240.005958) DEC = -51:12:54.47 (-51.215131)
Discovery date: 2018-09-27 08:19:40.000 (JD=2458388.8469907)


Remarks: 0.9 mag decline in 6 months in Galactic plane source

Photometry

Discovery (first detection):
Discovery date: 2018-09-27 08:19:40.000
Flux: 18.37 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2016-10-24 11:39:50
Limiting flux: 21.5 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft


Details of the new object can be viewed here: https://www.wis-tns.org/object/2018gzw