Discovery certificate for object 2017gzm
TNS Astronomical Transient Report No. 13844 [ 2017TNSTR1056....1D ]

Date Received (UTC): 2017-10-01 00:28:09
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 2017gzm
Discoverer internal name: Gaia17cku
Coordinates (J2000): RA = 19:19:48.520 (289.952167) DEC = -38:56:01.00 (-38.933611)
Discovery date: 2017-09-25 01:12:00 (JD=2458021.55)


Remarks: hostless, blue transient, rising on faint blue DSS source

Photometry

Discovery (first detection):
Discovery date: 2017-09-25 01:12:00
Flux: 17.1 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-05-14 08:35:31
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/2017gzm