Discovery certificate for object 2018hel
TNS Astronomical Transient Report No. 23410 [ 2018TNSTR1534....1D ]

Date Received (UTC): 2018-10-09 14:23:17
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 2018hel
Discoverer internal name: Gaia18cxn
Coordinates (J2000): RA = 18:37:15.070 (279.312792) DEC = -34:48:11.92 (-34.803311)
Discovery date: 2018-10-05 08:28:19.000 (JD=2458396.8529977)


Remarks: Gaia source brightens by more than 1 mag and gets blue

Photometry

Discovery (first detection):
Discovery date: 2018-10-05 08:28:19.000
Flux: 18.94 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-08-30 10:49:26
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/2018hel