Discovery certificate for object 2018his
TNS Astronomical Transient Report No. 23551 [ 2018TNSTR1575....1D ]

Date Received (UTC): 2018-10-14 22:52:10
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 2018his
Discoverer internal name: Gaia18dab
Coordinates (J2000): RA = 17:49:31.580 (267.381583) DEC = +17:15:37.30 (17.260361)
Discovery date: 2018-10-13 15:17:16 (JD=2458405.1369907)


Remarks: blue transient coincident with faint PanSTARRS source

Photometry

Discovery (first detection):
Discovery date: 2018-10-13 15:17:16
Flux: 16.57 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-09-12 03:41:45
Limiting flux: 21.5 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft


Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2018his