See Also

• Science: Astronomy: Software: Desktop Planetarium and Charting (45)
• Science: Earth Sciences: Products and Services: Software (12)

• NavStation - Pocket PC software for leisure vessels, including logbook, passage planning, tidal prediction with interfaces to GPS and other NMEA or SeaTalk devices.
• GeoMagneticInfo - A Palm Pilot application to compute the magnetic declination, inclination, and magnitude for any location on Earth.
• CelestNav - Palm Pilot shareware for finding your geographic position with a sextant.
• Navigator Software - Celestial and chart navigation software. Star finder. Nautical Almanac.