Admiralty Nautical Almanac 2025

Admiralty Nautical Almanac 2025. Admiralty nautical publications are internationally recognised for their accuracy and excellence by mariners around the globe. The world's most complete source of free celestial navigation information.

The cornerstone for all celestial navigation, listing the celestial bodies used for navigation, a sight reduction table, and other information valuable to the offshore navigator. Admiralty nautical publications are internationally recognised for their accuracy and excellence by mariners around the globe.