Discovery certificate for object 2019hmi
TNS Astronomical Transient Report No. 37728 [ 2019TNSTR1009....1D ]

Date Received (UTC): 2019-06-14 10:09:27
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 2019hmi
Discoverer internal name: Gaia19chj
Coordinates (J2000): RA = 21:38:27.320 (324.613833) DEC = -41:20:33.14 (-41.342539)
Discovery date: 2019-06-12 15:02:52 (JD=2458647.1269907)


Remarks: Blue source gets dimmer by 0.9 mag over 2 years.

Photometry

Discovery (first detection):
Discovery date: 2019-06-12 15:02:52
Flux: 19.53 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-10-08 09:47:31
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/2019hmi