Software of 'Michael O'Dougherty'

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AstroNav 1.1.6
Combine multiple sights on different tracks. Data available for 9999BC to 9999AD including a Star Atlas, twilights and eclipses. It will print conventional Nautical Almanac pages while the voyage plan is a sophisticated tool in its own right.
$32 | 8.46 Mb | 2011-01-20
Nautical Almanac 2017
2017 Nautical Almanac including mothly charts with the planets' positions
Freeware | 1.84 Mb | 2014-01-29