Discovery certificate for object 2017hbu
TNS Astronomical Transient Report No. 13911 [ 2017TNSTR1071....1D ]

Date Received (UTC): 2017-10-05 10:10:45
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 2017hbu
Discoverer internal name: Gaia17cmw
Coordinates (J2000): RA = 17:30:07.870 (262.532792) DEC = +25:54:43.60 (25.912111)
Discovery date: 2017-10-03 08:16:47 (JD=2458029.8449884)


Remarks: blue transient on faint PanSTARRS source (and 0.13 arcsec from CRTS CSS100616 J173008+255444)

Photometry

Discovery (first detection):
Discovery date: 2017-10-03 08:16:47
Flux: 17.7 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-08-31 02:48:28
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/2017hbu