Discovery certificate for object 2019ojl
TNS Astronomical Transient Report No. 44874 [ 2019TNSTR1592....1H ]

Date Received (UTC): 2019-08-23 10:07:22
Sender: Gaia (Gaia_Bot1)
Reporting Group: GaiaAlerts     Discovery Data Source: GaiaAlerts

S.T. Hodgkin, E. Breedt, A. Delgado, D.L. Harrison, M. van Leeuwen, G. Rixon, T. Wevers, A. Yoldas (IoA Cambridge), N. Ihanec, K. Kruszyńska, K.A. Rybicki, Ł. Wyrzykowski (Warsaw University Astronomical Observatory), D. Eappachen, Z. Kostrzewa-Rutkowska (SRON/RU), G. Marton (Konkoly Observatory), on behalf of the Gaia Alerts team report/s the discovery of a new astronomical transient.

IAU Designation: AT 2019ojl
Discoverer internal name: Gaia19drf
Coordinates (J2000): RA = 18:40:34.350 (280.143125) DEC = -08:50:51.36 (-8.8476)
Discovery date: 2019-08-21 14:38:24.000 (JD=2458717.11)


Remarks: 2 mag rise on a red star in galactic plane source - candidate microlensing event

Photometry

Discovery (first detection):
Discovery date: 2019-08-21 14:38:24.000
Flux: 17.63 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2019-04-07 10:43:40
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/2019ojl