Discovery certificate for object 2017ckw
TNS Astronomical Transient Report No. 10257 [ 2017TNSTR.365....1D ]

Date Received (UTC): 2017-03-28 12:51:25
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 2017ckw
Discoverer internal name: Gaia17att
Coordinates (J2000): RA = 17:57:40.850 (269.420208) DEC = -43:36:11.95 (-43.603319)
Discovery date: 2017-03-20 20:58:33 (JD=2457833.3739931)


Remarks: hostless transient near galactic plane, rising, got redder

Photometry

Discovery (first detection):
Discovery date: 2017-03-20 20:58:33
Flux: 18.9 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-02-11 15:40:19
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/2017ckw