Discovery certificate for object 2018chh
TNS Astronomical Transient Report No. 19186 [ 2018TNSTR.780....1D ]

Date Received (UTC): 2018-06-08 09:45:59
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 2018chh
Discoverer internal name: Gaia18bkw
Coordinates (J2000): RA = 19:08:36.760 (287.153167) DEC = -67:28:21.72 (-67.4727)
Discovery date: 2018-06-03 14:28:19.000 (JD=2458273.1029977)


Remarks: candidate CV, blue transient near faint DSS source, aka ASASSN-18lj

Photometry

Discovery (first detection):
Discovery date: 2018-06-03 14:28:19.000
Flux: 17.63 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-05-14 16:03:21
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/2018chh