Discovery certificate for object 2017cgd
TNS Astronomical Transient Report No. 10121 [ 2017TNSTR.321....1D ]

Date Received (UTC): 2017-03-18 17:13:59
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 2017cgd
Discoverer internal name: Gaia17aru
Coordinates (J2000): RA = 02:04:01.100 (31.004583) DEC = +43:41:32.50 (43.692361)
Discovery date: 2017-03-15 12:25:55 (JD=2457828.0179977)


Remarks: Gaia source brightens by ~3mags, previous outbursts seen by Gaia, aka CSS151208:020401+434133

Photometry

Discovery (first detection):
Discovery date: 2017-03-15 12:25:55
Flux: 14.38 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2016-02-07 02:22:33
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/2017cgd