Garmin GPSMAP 640 - Viewing Celestial Information

28 GPSMAP 640 Owner’s Manual
Marine Mode: Viewing Almanac Data
Viewing Celestial Information
You can view celestial almanac data for your present location. You
can view information about sunrise, sunset, moonrise, moonset, the
moon phase, and the approximate sky view location of the sun and
moon.
To view celestial information from the Home screen, touch
Information > Celestial.
Touch Change Date > Manual to view information for a
different date.
Touch the left and right arrows to view celestial information for
a different time on that date.
Touch Moon Phase to view the moon phase at the specied
date and time. Touch Show Skyview to return to the celestial
sky view.
Touch Next Day or Previous Day to view celestial information
for a different day.
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