A new EA system in Gemini has been discovered from the telescope of Astronomical observatory of University of Siena. This is UniSi_V106, an EA system observed for the very first time in december 2016 and approved only today after a lot of work.
The discovery has been possible with the effort of my brothers in stars Alessandro Marchini and Riccardo Papini.
ASAS-SN survey was used to fix the period.
The magnitues goes from 15.58 to 16.16 V. The secondary minima is placed at 15.8 (V).
Epoch: 2457751.4112 HJD
Period: 0.499520 d
The link to VSX record: https://www.aavso.org/vsx/index.php?view=detail.top&oid=624652