Sky Navigator – calculates azimuth, height and other celestial almanac information for Sun and Moon, primary navigation stars and navigation planets: Venus, Mars, Jupiter, Saturn.
Sunrise, Sunset, Moonrise, Moonset calculation.
In addition, for magnetic compass error calculation, finds Variation (Mag. Declination) for given position. Calculation of variation is based on the latest World Magnetic Model.
Gyro and magnetic compass error calculator.