a1651.jpg, ST_Cyg, SR filter, 2 seconds

a1652.jpg, ST_Cyg, I filter, 3 seconds

a1653.jpg, ST_Cyg, B filter, 30 seconds

a1654.jpg, ST_Cyg, V filter, 10 seconds

a1655.jpg, ST_Cyg, SR filter, 2 seconds

a1656.jpg, ST_Cyg, I filter, 3 seconds