Discovery certificate for object 2019hle
TNS Astronomical Transient Report No. 37686 [ 2019TNSTR.997....1D ]

Date Received (UTC): 2019-06-13 10:49:35
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 2019hle
Discoverer internal name: Gaia19cgu
Coordinates (J2000): RA = 20:25:58.490 (306.493708) DEC = -56:30:03.24 (-56.5009)
Discovery date: 2019-06-11 23:09:36 (JD=2458646.465)


Remarks: Known galaxy MRSS 186-150198 gets brighter by 1 mag over 4.5 years.

Photometry

Discovery (first detection):
Discovery date: 2019-06-11 23:09:36
Flux: 18.04 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2019-04-18 09:33:07
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/2019hle