Discovery certificate for object 2017hsf
TNS Astronomical Transient Report No. 14385 [ 2017TNSTR1198....1D ]

Date Received (UTC): 2017-11-01 15:49:41
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: AT 2017hsf
Discoverer internal name: Gaia17crj
Coordinates (J2000): RA = 23:09:08.220 (347.28425) DEC = +42:43:54.05 (42.731681)
Discovery date: 2017-10-21 14:21:07.000 (JD=2458048.0979977)


Remarks: blue transient on fuzzy blob in PanSTARRS (and DSS)

Photometry

Discovery (first detection):
Discovery date: 2017-10-21 14:21:07.000
Flux: 18.99 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-09-03 10:03:21
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/2017hsf