Discovery certificate for object 2019hzn
TNS Astronomical Transient Report No. 38463 [ 2019TNSTR1058....1D ]

Date Received (UTC): 2019-06-23 21:33:17
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 2019hzn
Discoverer internal name: Gaia19cob
Coordinates (J2000): RA = 10:40:58.430 (160.243458) DEC = +67:24:42.95 (67.411931)
Discovery date: 2019-06-21 12:18:43 (JD=2458656.0129977)


Remarks: 0.5 mag slow smooth rise over 4 years in an X-ray source

Photometry

Discovery (first detection):
Discovery date: 2019-06-21 12:18:43
Flux: 18.32 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-07-11 09:34:33
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/2019hzn