Discovery certificate for object 2017hac
TNS Astronomical Transient Report No. 13863 [ 2017TNSTR1056....1D ]

Date Received (UTC): 2017-10-01 11:06:44
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 2017hac
Discoverer internal name: Gaia17clm
Coordinates (J2000): RA = 21:22:53.540 (320.723083) DEC = -41:21:20.34 (-41.35565)
Discovery date: 2017-09-27 12:54:43 (JD=2458024.0379977)


Remarks: blue hostless transient

Photometry

Discovery (first detection):
Discovery date: 2017-09-27 12:54:43
Flux: 18.68 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-05-21 00:41:45
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/2017hac