Discovery certificate for object 2018hda
TNS Astronomical Transient Report No. 23366 [ 2018TNSTR1522....1D ]

Date Received (UTC): 2018-10-07 00:52:25
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 2018hda
Discoverer internal name: Gaia18cwu
Coordinates (J2000): RA = 17:33:30.390 (263.376625) DEC = -29:50:17.88 (-29.8383)
Discovery date: 2018-10-03 20:38:24 (JD=2458395.36)


Remarks: 0.3 mag rise on a red star in the Galactic Bulge, microlensing event reported as OGLE-2018-BLG-1660

Photometry

Discovery (first detection):
Discovery date: 2018-10-03 20:38:24
Flux: 16.56 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-09-03 21:01:26
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/2018hda