Astronav
AstroNav v.1.1.6
Using the same standards of accuracy as published tables but with a catalogue extending beyond Barnard's Star; it can be used as a sight calculator, a definative astronomical reference or simply to print daily Nautical Almanac pages. Multiple sights ...
Nautical Almanac v.2017
This Almanac was created by AstroNav for which a demonstration version is available on this site.
Accuracy is equal to the UK/ US Governments' "The Nautical Almanac" while the Star Charts are more comprehensive as well as showing ...