Discovery certificate for object 2019alf
TNS Astronomical Transient Report No. 29549 [ 2019TNSTR.201....1D ]

Date Received (UTC): 2019-02-04 09:46:48
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 2019alf
Discoverer internal name: Gaia19akm
Coordinates (J2000): RA = 23:58:00.340 (359.501417) DEC = +12:44:19.03 (12.738619)
Discovery date: 2019-01-13 07:20:38 (JD=2458496.8059954)


Remarks: erratically variable blue SDSS source

Photometry

Discovery (first detection):
Discovery date: 2019-01-13 07:20:38
Flux: 18.45 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-07-27 02:21:07
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/2019alf