Discovery certificate for object 2018hhd
TNS Astronomical Transient Report No. 23494 [ 2018TNSTR1559....1D ]

Date Received (UTC): 2018-10-12 17:50:40
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 2018hhd
Discoverer internal name: Gaia18cyv
Coordinates (J2000): RA = 06:56:40.290 (104.167875) DEC = +14:02:06.47 (14.035131)
Discovery date: 2018-10-09 19:30:43 (JD=2458401.3129977)


Remarks: blue hostless transient, at low Galactic latitude

Photometry

Discovery (first detection):
Discovery date: 2018-10-09 19:30:43
Flux: 18.22 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-09-02 02:03:50
Limiting flux: 21.5 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft


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