Completely revised each year. Well known in every port throughout the world. Published annually in October for the following year.
Some articles added in recent years:
True Rhumbline Distance (WGS-84 Calculations ), Trans-oceanic Passages by Rhumbline Sailing - Method A1NA2, Difference in Nautical Miles between True Rhumbline Distance (WGS-84) and GPS Rhumbline Distance, Distance Correction for Converting Theoretical (Sphere) into Correct Practical Great Circle Distances, Correct Mercator Chart (WGS-84) Construction, Trim Calculations. Metacentric Height and List Calculations, with List Draft Changes, etc.
Draft Surveying and Displacement Calculations, How to get Trim and Drafts Forward and Aft by Distance between Longitudinal Centres of Buoyancy and Gravity, Tank's Vertical Centre of Gravity, Free Surface in the Tank, Useful Information for Safety of Navigation and a Ship, Sailings, Great Circle Sailing, Differences in Nautical Miles between Great Circle Distance (Sphere) and Theoretical Geodesic Curve Distance (Spheroid, WGS-84), etc.
Also includes full details of the GMDSS Master Plan, fully updated Offshore Installations for both wind farms and oil rigs around the coast of the UK and updated meteorological information.