A new EA system has been discovered with the telescope of Astronomical Observatory of Universisty of Siena. This is the UniSi_V112 (UCAC4 734-075544 in Cepheus). The star was discovered on october 19, 2018 observing another target.
The work was possible thank’s to the collaboration of Alessandro Marchini and Riccardo Papini. Period is one of the longest we discovered.
Magnitude variations goes from 13.85 to 14.29 V, with a secondary minima derived from the ASAS-SN survey.
Epoch: HJD 2458410.572
Period: 6.37690 d
This is the link to VSX record: https://www.aavso.org/vsx/index.php?view=detail.top&oid=684104