Discovery certificate for object 2018exp
TNS Astronomical Transient Report No. 21495 [ 2018TNSTR1155....1D ]

Date Received (UTC): 2018-08-12 14:28:35
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 2018exp
Discoverer internal name: Gaia18ccm
Coordinates (J2000): RA = 18:13:27.610 (273.365042) DEC = -47:25:35.00 (-47.426389)
Discovery date: 2018-08-10 20:42:43 (JD=2458341.3629977)


Remarks: apparently hostless blue transient

Photometry

Discovery (first detection):
Discovery date: 2018-08-10 20:42:43
Flux: 18.64 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-04-01 22:12:00
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/2018exp