Discovery certificate for object 2019hmm
TNS Astronomical Transient Report No. 37733 [ 2019TNSTR1009....1D ]

Date Received (UTC): 2019-06-14 10:12:37
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 2019hmm
Discoverer internal name: Gaia19cho
Coordinates (J2000): RA = 20:25:43.980 (306.43325) DEC = -58:23:34.26 (-58.39285)
Discovery date: 2019-06-12 21:25:55 (JD=2458647.3929977)


Remarks: 3 mag blue rise on a previously flaring source

Photometry

Discovery (first detection):
Discovery date: 2019-06-12 21:25:55
Flux: 14.93 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2019-06-12 17:12:28
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/2019hmm