Discovery certificate for object 2018hfh

TNS Astronomical Transient Report No. 23435 [ 2018TNSTR1534....1D ]

Date Received (UTC): 2018-10-09 22:06:57
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 2018hfh
Discoverer internal name: Gaia18cyl
Coordinates (J2000): RA = 22:08:36.770 (332.153208) DEC = -48:26:07.37 (-48.435381)
Discovery date: 2018-10-06 13:53:45.000 (JD=2458398.0789931)


Remarks: long-term brightening of ~0.4 mags in Gaia source

Photometry

Discovery (first detection):
Discovery date: 2018-10-06 13:53:45.000
Flux: 18.54 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-10-19 08:29:45
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/2018hfh