Discovery certificate for object 2018aga
TNS Astronomical Transient Report No. 17313 [ 2018TNSTR.345....1D ]

Date Received (UTC): 2018-03-14 13:51:27
Sender: Gaia (Gaia_Bot1)
Reporting Group: GaiaAlerts     Discovery Data Source: 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 2018aga
Discoverer internal name: Gaia18aps
Coordinates (J2000): RA = 18:27:48.310 (276.951292) DEC = +66:42:24.98 (66.706939)
Discovery date: 2018-03-12 18:44:38 (JD=2458190.2809954)


Remarks: 0.7 mag brightening in core of galaxy 2MASX J18274820+6642254 (radio and x-ray source)

Photometry

Discovery (first detection):
Discovery date: 2018-03-12 18:44:38
Flux: 17.62 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-02-12 08:48:28
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/2018aga