Discovery certificate for object 2019sa
TNS Astronomical Transient Report No. 28799 [ 2019TNSTR..86....1D ]

Date Received (UTC): 2019-01-14 15:07:59
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 2019sa
Discoverer internal name: Gaia19add
Coordinates (J2000): RA = 23:04:42.290 (346.176208) DEC = -44:58:41.81 (-44.978281)
Discovery date: 2019-01-09 18:15:50 (JD=2458493.2609954)


Remarks: new blue source, candidate SN near blue DSS extended source

Photometry

Discovery (first detection):
Discovery date: 2019-01-09 18:15:50
Flux: 18.65 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-10-31 21:31:40
Limiting flux: 21.5 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft


Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2019sa