Discovery certificate for object 2018geq
TNS Astronomical Transient Report No. 22560 [ 2018TNSTR1354....1D ]

Date Received (UTC): 2018-09-11 14:29:19
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 2018geq
Discoverer internal name: Gaia18col
Coordinates (J2000): RA = 15:32:14.480 (233.060333) DEC = -29:46:34.64 (-29.776289)
Discovery date: 2018-09-07 20:39:50.000 (JD=2458369.3609954)


Remarks: dwarf nova, aka ASASSN-15bi brightens by >1 mag

Photometry

Discovery (first detection):
Discovery date: 2018-09-07 20:39:50.000
Flux: 15.62 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-02-15 07:32:09
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/2018geq