Discovery certificate for object 2018hmw
TNS Astronomical Transient Report No. 23695 [ 2018TNSTR1617....1D ]

Date Received (UTC): 2018-10-22 11:29:51
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 2018hmw
Discoverer internal name: Gaia18dcv
Coordinates (J2000): RA = 20:37:34.610 (309.394208) DEC = +26:16:56.75 (26.282431)
Discovery date: 2018-10-21 03:02:52 (JD=2458412.6269907)


Remarks: variable blue Gaia source brightens by more than 1 mag

Photometry

Discovery (first detection):
Discovery date: 2018-10-21 03:02:52
Flux: 16.91 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-09-02 06:01:26
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/2018hmw