We are back! This is the GPX-TF8D-436 (TYC 4046-312-1 in Cassiopeia), it’s a nice and particular ELL system with an integrate spectra of B1V. The system has been discovered during the GPX survey and submitted to VSX by P. Benni, A. Burdanov, F. Salvaggio, A. Marchini, R. Papini.
Magnitude variations goes from 11.43 to 11.47 V.
Epoch: HJD 2457728.692
Period: 0.405715 d
This is the link to VSX record: https://www.aavso.org/vsx/index.php?view=detail.top&oid=689740