Discovery certificate for object 2018hrf
TNS Astronomical Transient Report No. 23843 [ 2018TNSTR1655....1D ]

Date Received (UTC): 2018-10-31 18:34:04
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 2018hrf
Discoverer internal name: Gaia18dfx
Coordinates (J2000): RA = 22:22:52.110 (335.717125) DEC = +57:50:46.97 (57.846381)
Discovery date: 2018-10-29 09:27:21 (JD=2458420.8939931)


Remarks: red Gaia source in the Galactic plane declines by 0.3 mag

Photometry

Discovery (first detection):
Discovery date: 2018-10-29 09:27:21
Flux: 18.67 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-08-31 04:46:33
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/2018hrf