Discovery certificate for object 2018J
TNS Astronomical Transient Report No. 16216 [ 2018TNSTR...5....1D ]

Date Received (UTC): 2018-01-03 15:02:12
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 2018J
Discoverer internal name: Gaia18abb
Coordinates (J2000): RA = 11:00:57.110 (165.237958) DEC = -25:47:13.27 (-25.787019)
Discovery date: 2018-01-02 15:40:19 (JD=2458121.1529977)


Remarks: >1 mag brightening on centre of galaxy 2MASX J11005714-2547135

Photometry

Discovery (first detection):
Discovery date: 2018-01-02 15:40:19
Flux: 18.06 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-07-12 15:51:50
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/2018J