Discovery certificate for object 2018lfa
TNS Astronomical Transient Report No. 27679 [ 2019TNSTR...4....1D ]

Date Received (UTC): 2019-01-01 16:28:48
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 2018lfa
Discoverer internal name: Gaia19aah
Coordinates (J2000): RA = 14:57:32.500 (224.385417) DEC = -72:21:44.75 (-72.362431)
Discovery date: 2018-12-29 13:06:14 (JD=2458482.0459954)


Remarks: Gaia source coincident with Dwarf Nova MASTER OT J145732.52-722144.7 brightens by ~4.5 mags

Photometry

Discovery (first detection):
Discovery date: 2018-12-29 13:06:14
Flux: 15.74 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-08-29 14:12:28
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/2018lfa