Discovery certificate for object 2018cwj
TNS Astronomical Transient Report No. 19750 [ 2018TNSTR.902....1D ]

Date Received (UTC): 2018-06-29 13:52:49
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 2018cwj
Discoverer internal name: Gaia18bpt
Coordinates (J2000): RA = 12:10:24.550 (182.602292) DEC = -61:45:26.35 (-61.757319)
Discovery date: 2018-06-20 16:50:52 (JD=2458290.2019907)


Remarks: Gaia source coincident with candidate YSO shows gradual decline of almost 2 mags

Photometry

Discovery (first detection):
Discovery date: 2018-06-20 16:50:52
Flux: 19.77 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-04-05 05:06:43
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/2018cwj