Discovery certificate for object 2018hbn
TNS Astronomical Transient Report No. 23318 [ 2018TNSTR1497....1D ]

Date Received (UTC): 2018-10-03 14:17:26
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 2018hbn
Discoverer internal name: Gaia18cwf
Coordinates (J2000): RA = 18:45:01.510 (281.256292) DEC = -49:55:37.56 (-49.9271)
Discovery date: 2018-10-02 20:15:21 (JD=2458394.3439931)


Remarks: known CV SSS 120903:184502-495538 brightens by >4 mag

Photometry

Discovery (first detection):
Discovery date: 2018-10-02 20:15:21
Flux: 16.22 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-08-27 16:33:35
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/2018hbn