Another discovery: this is the GPX-TF8A-4258 (UCAC4 727-023920, in Perseus), a beautiful EW with an amazing O’Connell effect. It was discovered during the GPX survey and submitted to VSX by P. Benni, A. Burdanov, F. Salvaggio, A. Marchini, R. Papini.
The variation goes from 14.16 to 14.63 V, with a Min. II at 14.49 V.
Epoch: HJD 2457667.8202
Period: 0.269084 d
Here is the link to VSX record: https://www.aavso.org/vsx/index.php?view=detail.top&oid=625224