Discovery certificate for object 2018alb
TNS Astronomical Transient Report No. 17467 [ 2018TNSTR.386....1D ]

Date Received (UTC): 2018-03-23 22:40:25
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 2018alb
Discoverer internal name: Gaia18asa
Coordinates (J2000): RA = 21:52:12.360 (328.0515) DEC = +47:15:01.80 (47.2505)
Discovery date: 2018-03-21 06:27:21 (JD=2458198.7689931)


Remarks: 1 mag fading of red Gaia source, previous dips in light curve. Possible YSO

Photometry

Discovery (first detection):
Discovery date: 2018-03-21 06:27:21
Flux: 19.57 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-03-21 02:13:55
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/2018alb