Discovery certificate for object 2018haf
TNS Astronomical Transient Report No. 23261 [ 2018TNSTR1490....1D ]

Date Received (UTC): 2018-10-02 07:35:40
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 2018haf
Discoverer internal name: Gaia18cvi
Coordinates (J2000): RA = 15:58:14.330 (239.559708) DEC = -16:30:17.42 (-16.504839)
Discovery date: 2018-09-30 02:54:14 (JD=2458391.6209954)


Remarks: bright transient (G~13.5) coincident with faint SDSS source (r=21.55)

Photometry

Discovery (first detection):
Discovery date: 2018-09-30 02:54:14
Flux: 13.46 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-09-09 22:40:48
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/2018haf