Discovery certificate for object 2018hli
TNS Astronomical Transient Report No. 23643 [ 2018TNSTR1599....1D ]

Date Received (UTC): 2018-10-18 13:55:03
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 2018hli
Discoverer internal name: Gaia18dbn
Coordinates (J2000): RA = 19:50:22.610 (297.594208) DEC = +13:48:43.60 (13.812111)
Discovery date: 2018-10-17 02:57:07.000 (JD=2458408.6229977)


Remarks: Gaia source brightens by ~1.5 mags

Photometry

Discovery (first detection):
Discovery date: 2018-10-17 02:57:07.000
Flux: 17.53 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-09-05 11:47:02
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/2018hli