Discovery certificate for object 2017hjm
TNS Astronomical Transient Report No. 14135 [ 2017TNSTR1120....1D ]

Date Received (UTC): 2017-10-15 09:59:22
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 2017hjm
Discoverer internal name: Gaia17cpq
Coordinates (J2000): RA = 08:03:51.540 (120.96475) DEC = -57:50:41.89 (-57.844969)
Discovery date: 2017-10-13 17:26:52 (JD=2458040.2269907)


Remarks: transient near faint DSS source, aka ASASSN-17mn

Photometry

Discovery (first detection):
Discovery date: 2017-10-13 17:26:52
Flux: 16.99 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-09-05 02:12:28
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/2017hjm