Discovery certificate for object 2018hhz
TNS Astronomical Transient Report No. 23527 [ 2018TNSTR1575....1D ]

Date Received (UTC): 2018-10-14 21:21:47
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 2018hhz
Discoverer internal name: Gaia18cze
Coordinates (J2000): RA = 15:40:42.720 (235.178) DEC = +25:51:57.10 (25.865861)
Discovery date: 2018-10-10 03:40:19.000 (JD=2458401.6529977)


Remarks: blue transient in the centre of galaxy SDSS J154042.72+255156.9

Photometry

Discovery (first detection):
Discovery date: 2018-10-10 03:40:19.000
Flux: 18.2 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-06-19 22:42:14
Limiting flux: 21.5 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft


Details of the new object can be viewed here: https://www.wis-tns.org/object/2018hhz