Discovery certificate for object 2018hwj
TNS Astronomical Transient Report No. 24030 [ 2018TNSTR1699....1D ]

Date Received (UTC): 2018-11-05 11:50:57
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 2018hwj
Discoverer internal name: Gaia18dgz
Coordinates (J2000): RA = 12:51:26.200 (192.859167) DEC = -64:59:57.95 (-64.999431)
Discovery date: 2018-11-03 12:33:07 (JD=2458426.0229977)


Remarks: 3 years long rise of a known symbiotic star by 3 mag

Photometry

Discovery (first detection):
Discovery date: 2018-11-03 12:33:07
Flux: 11.56 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-03-10 09:12:57
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/2018hwj