Discovery certificate for object 2019ctd
TNS Astronomical Transient Report No. 31928 [ 2019TNSTR.493....1D ]

Date Received (UTC): 2019-04-03 14:34:15
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 2019ctd
Discoverer internal name: Gaia19bey
Coordinates (J2000): RA = 20:40:44.390 (310.184958) DEC = +46:53:21.34 (46.889261)
Discovery date: 2019-04-02 01:49:26 (JD=2458575.5759954)


Remarks: red source brightens by 3 mags over 2.5 years

Photometry

Discovery (first detection):
Discovery date: 2019-04-02 01:49:26
Flux: 17.49 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2019-02-18 21:59:02
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/2019ctd