Discovery certificate for object 2017ctr
TNS Astronomical Transient Report No. 10525 [ 2017TNSTR.393....1D ]

Date Received (UTC): 2017-04-03 12:10:39
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 2017ctr
Discoverer internal name: Gaia17axe
Coordinates (J2000): RA = 09:56:45.680 (149.190333) DEC = +17:06:44.14 (17.112261)
Discovery date: 2017-04-01 05:34:04 (JD=2457844.7319907)


Remarks: faint QSO SDSS J095645.68+170644.0 gets > 0.5 mag fainter

Photometry

Discovery (first detection):
Discovery date: 2017-04-01 05:34:04
Flux: 20.8 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-04-01 03:47:31
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/2017ctr