ocr: light and dark shaded portions of the lunar graphic represent the regions of lunar day and night. The irection from the Moon's center to celestial north is also indicated. To the right of the lunar lunar graphic the following information is presented: The lunar elongation angle (measured eastward from the Sun, in degrees). The position angle of the bright limb (measured eastward from celestial North to the mid-point of the bright limb, in degrees). The percentage of the visible lunar surface illuminated by: sunlight. The current (or: selected) Universal Date and Time -The geographic longitude ...
