Discovery certificate for object 2019ayf
TNS Astronomical Transient Report No. 30036 [ 2019TNSTR.254....1D ]

Date Received (UTC): 2019-02-18 17:26:18
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 2019ayf
Discoverer internal name: Gaia19apf
Coordinates (J2000): RA = 12:04:11.500 (181.047917) DEC = -49:49:47.71 (-49.829919)
Discovery date: 2019-02-13 16:45:07 (JD=2458528.1979977)


Remarks: blue source fades by 1.7 mag over 7 months

Photometry

Discovery (first detection):
Discovery date: 2019-02-13 16:45:07
Flux: 17.91 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-12-11 22:03:21
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/2019ayf