Discovery certificate for object 2017dek
TNS Astronomical Transient Report No. 10865 [ 2017TNSTR.447....1D ]

Date Received (UTC): 2017-04-18 16:21:35
Sender: Gaia (Gaia_Bot1)
Reporting Group: GaiaAlerts     Discovery Data Source: 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: SN 2017dek
Discoverer internal name: Gaia17bav
Coordinates (J2000): RA = 20:25:44.710 (306.436292) DEC = -21:39:39.89 (-21.661081)
Discovery date: 2017-04-16 18:36:00 (JD=2457860.275)


Remarks: candidate SN near galaxy 2MASX J20254469-2139366

Photometry

Discovery (first detection):
Discovery date: 2017-04-16 18:36:00
Flux: 18.92 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-03-24 14:24:00
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/2017dek