During observing session of star in
subj close companion showed some light variations. The star is:
GSC=0096700904. There are two period candidates (using Peranso):
0.169d and
0.406d.
Periodoigram using all available data from 30s exposures.Periodoigram from combined frames (3min exposure).
Suspected variable star is marked by cross. First run.
Second run.