CCDs can suffer quite badly from cosmic ray events, whereas photographic film generally does not. Mercury and Venus only. Mercury has a maximum distance from the Sun of about 22 degrees, and Venus about 48 degrees. Rotation axis for Mars is inclined at about 23 degrees to the perpendicular to its orbit plane. In North polar summer, Sun remains above horizon for nearly 42 Earth years while southern latitudes have continuous and cold winter night.
Solar day is slightly longer than sidereal day for observer on Earth.
P rev . Earth sidereal days. 175.28 Earth sidereal days.