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. The content of this edition of 2021 Nautical Almanac is identical to the United States Naval Observatory edition. Paradise Cay Publications is the only entity in the United States other than the US Government legally authorized to publish the full contents of the Nautical Almanac.
About the Authoroffshor
The UK Hydrographic Office is a trading fund of the Ministry of Defence (MOD) of the United Kingdom based in Taunton, Somerset, England. Their market-leading portfolio of ADMIRALTY Maritime Data Solutions is found on more than 90% of the worlds ships trading internationally. It provides the widest official coverage of the worlds busiest international shipping routes and ports. Depended upon by mariners for over 200 years, the range includes over 15,750 Electronic
Navigational Charts (ENCs), 3,500 Standard Nautical Charts (SNCs) and over 200 paper and digital publications. Their vision is to be a world-leading marine geospatial information agency and hydrographic office.