Discovery certificate for object 2018hqi
TNS Astronomical Transient Report No. 23807 [ 2018TNSTR1652....1D ]

Date Received (UTC): 2018-10-30 00:05:19
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 2018hqi
Discoverer internal name: Gaia18dew
Coordinates (J2000): RA = 21:57:30.610 (329.377542) DEC = +53:53:45.13 (53.895869)
Discovery date: 2018-10-28 03:24:28 (JD=2458419.6419907)


Remarks: Long-term decline of ~1.5 mags in Gaia source coincident with R CrB type star V* V1405 Cyg

Photometry

Discovery (first detection):
Discovery date: 2018-10-28 03:24:28
Flux: 16.13 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-11-02 14:28:19
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/2018hqi