Discovery certificate for object 2017cpx
TNS Astronomical Transient Report No. 10420 [ 2017TNSTR.385....1D ]

Date Received (UTC): 2017-04-01 16:47:51
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 2017cpx
Discoverer internal name: Gaia17awp
Coordinates (J2000): RA = 21:25:28.190 (321.367458) DEC = +36:54:09.25 (36.902569)
Discovery date: 2017-03-30 05:39:50 (JD=2457842.7359954)


Remarks: hostless blue transient GS-TEC predicts SN Ia, 14 arcsec from radio source NVSS J212529+365408

Photometry

Discovery (first detection):
Discovery date: 2017-03-30 05:39:50
Flux: 18.97 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-03-12 23:28:19
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/2017cpx