The tutorials are intended to compliment and expand on the AstroNav Manual.

The Celestial Navigation tutorial covers the theory/ general aspects of celestial navigation. The AstroNav tutorial guides the User through different types of potential applications of AstroNav;


Celestial Navigation

Using a Sextant Altitude

Sight Calculations and Obtaining a Position

Corrections to a Sextant Altitude

Nautical Almanac Information

Sailings (Plane/ Plain and Mercator

Spherical Trigonometry


The complete Celestial Navigation tutorial in pdf format is available


An AstroNav tutorial intended for novices can be found


The Celestial Navigation tutorial should be quickly browsed as a foundation for the AstroNav tutorial.