Discovery certificate for object 2017dhu
TNS Astronomical Transient Report No. 10967 [ 2017TNSTR.479....1D ]

Date Received (UTC): 2017-04-25 18:17:08
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 2017dhu
Discoverer internal name: Gaia17bcb
Coordinates (J2000): RA = 05:16:31.940 (79.133083) DEC = +06:27:46.33 (6.462869)
Discovery date: 2017-04-23 16:40:47.000 (JD=2457867.1949884)


Remarks: blue transient on extended DSS source, also close to GALEXASC J051632.05+062747.4

Photometry

Discovery (first detection):
Discovery date: 2017-04-23 16:40:47.000
Flux: 18.47 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-03-12 23:32:38
Limiting flux: 21.5 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft


Details of the new object can be viewed here: https://www.wis-tns.org/object/2017dhu