Discovery certificate for object 2018tu
TNS Astronomical Transient Report No. 16914 [ 2018TNSTR.213....1D ]

Date Received (UTC): 2018-02-13 17:38:29
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 2018tu
Discoverer internal name: Gaia18ajr
Coordinates (J2000): RA = 17:51:39.030 (267.912625) DEC = -30:43:31.62 (-30.72545)
Discovery date: 2018-02-08 02:31:12 (JD=2458157.605)


Remarks: Galactic plane transient, aka candidate dwarf nova OGLE BLG-DN-196

Photometry

Discovery (first detection):
Discovery date: 2018-02-08 02:31:12
Flux: 18.94 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-08-17 03:51:50
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/2018tu