Admiralty Thematic Charts

These are specialist charts providing additional information which can be used alongside the standard nautical charts.

Load Line Regulations

Merchant Shipping (Load Line) Regulations cover the draught to which vessels subject to SOLAS regulations may be loaded in designated zones across the world. The Load Line Chart (D6083) reflects changes made in the 1998 Merchant Shipping Regulations and includes the latest designated zones and seasonal periods relating to load line rules.

The World Time Zone Chart

This chart was originally devised so that mariners, in any part of the world, could relate their local time to standard Greenwich Mean Time. The course of the International Date Line is depicted within the latest edition.

Admiralty Routeing Guides

Routeing Guides provide important passage planning information in addition to details of traffic separation schemes for the major shipping areas of the English Channel, North Sea, Gulf of Suez, Malacca and Singapore Straits.

Planning Charts

Planning Charts are designed to assist the planning process and can also be used for educational, travel and decorative purposes. They are a series of small scale charts covering significant ports throughout the world. that are available in various scales.

Co-tidal Charts

Co-tidal and Co-range Charts are used primarily to predict offshore tidal conditions.

Astronomical Charts

Astronomical Charts facilitate the accurate plotting of a ship's position from astronomical observations.

Gnomonic Charts

These Charts are used in passage planning to plot great circle routes as a straight line. They are useful for devising composite rhumb line courses. Fifteen charts cover the world at scales of 1:13,500,000 and 1:26,500,000.

Magnetic Variation Charts

These charts show the variation of magnetic fields. While local information is shown on all charts, this series provides more detailed coverage on a worldwide level.