Discovery certificate for object 2018atb
TNS Astronomical Transient Report No. 17728 [ 2018TNSTR.474....1D ]

Date Received (UTC): 2018-04-11 12:32:14
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: SN 2018atb
Discoverer internal name: Gaia18axa
Coordinates (J2000): RA = 10:03:29.780 (150.874083) DEC = -09:39:54.00 (-9.665)
Discovery date: 2018-04-08 10:22:04 (JD=2458216.9319907)


Remarks: candidate SN near faint extended PanSTARRS source, GS-TEC predicts SN II

Photometry

Discovery (first detection):
Discovery date: 2018-04-08 10:22:04
Flux: 18.58 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-01-16 03:40:19
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/2018atb