Discovery certificate for object 2018atc
TNS Astronomical Transient Report No. 17729 [ 2018TNSTR.474....1D ]

Date Received (UTC): 2018-04-11 12:33:13
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 2018atc
Discoverer internal name: Gaia18axb
Coordinates (J2000): RA = 10:11:22.820 (152.845083) DEC = -22:48:32.04 (-22.8089)
Discovery date: 2018-04-07 22:09:07 (JD=2458216.4229977)


Remarks: candidate SN declining near extended PanSTARRS/DSS source, GS-TEC predicts SN Ia

Photometry

Discovery (first detection):
Discovery date: 2018-04-07 22:09:07
Flux: 17.71 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-01-24 03:51:50
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/2018atc