Discovery certificate for object 2020aewi
TNS Astronomical Transient Report No. 98050 [ 2021TNSTR.302....1H ]

Date Received (UTC): 2021-02-01 14:06:26
Sender: Gaia (Gaia_Bot1)
Reporting Group: GaiaAlerts     Discovery Data Source: GaiaAlerts

S.T. Hodgkin, E. Breedt, A. Delgado, D.L. Harrison, M. van Leeuwen, G. Rixon, T. Wevers, A. Yoldas (IoA Cambridge), N. Ihanec, K. Kruszyńska, K.A. Rybicki, Ł. Wyrzykowski (Warsaw University Astronomical Observatory), Z. Kostrzewa-Rutkowska (Leiden Observatory), D. Eappachen (SRON/RU), G. Marton (Konkoly Observatory), on behalf of the Gaia Alerts team report/s the discovery of a new astronomical transient.

IAU Designation: AT 2020aewi
Discoverer internal name: Gaia21aok
Coordinates (J2000): RA = 16:38:39.440 (249.664333) DEC = +33:40:41.84 (33.678289)
Discovery date: 2020-12-24 21:23:02.400 (JD=2459208.391)


Remarks: candidate SN in galaxy SDSS J163839.41+334042.1. Another SN seen in the same galaxy in 2019.

Photometry

Discovery (first detection):
Discovery date: 2020-12-24 21:23:02.400
Flux: 17.87 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2020-12-02 11:02:24
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/2020aewi