What is a chart Catalogue in navigation?

[′chart ‚kad·əl‚äg] (navigation) A list or enumeration of navigational charts, sometimes with index charts indicating the extent of coverage of the various navigational charts.

Why is chart Catalogue important in navigation?

The ADMIRALTY Digital Catalogue simplifies the passage planning process by making the identification of T&P NMs relevant to the intended voyage quick and easy. The Catalogue allows T&P NMs to be displayed geographically, searched, viewed either individually or as a user-defined group, saved, and printed.

What is chart Catalogue NP131?

The ADMIRALTY NP131 Chart Catalogue is a comprehensive reference in graphical and textual form of all ADMIRALTY charts and publications available worldwide. Listed by region, get full details of individual title, scale coverage and UK recommended retail price for each chart and publication.

How many parts is in the British Admiralty chart Catalogue?

3,500 admiralty charts
The chart catalogue consists of over 3,500 admiralty charts with coverage appropriate for navigation of deep sea ocean crossings, passage planning, coastal navigation, port approaches and harbour berthing.

How many types of navigation charts are there?

Nautical charts are usually one of three: Gnomonic (pronounced no-monic), Polyconic and Mercator. The Mercator projection is the most common.

What are the main requirements of navigation chart?

A nautical chart presents most of the information used by the marine navigator, including latitude and longitude scales, topographical features, navigation aids such as lighthouses and radio beacons, magnetic information, indications of reefs and shoals, water depth, and warning notices.

What is chart Catalogue and content?

It consists of 37 sections, which give the date of publication, date of the current edition, the coverage area of a publication, diagrammatic index of coverage, and titles of various charts and publications. It also gives the details of the agent from whom to procure them with the price of each item.

What are the types of nautical chart?

Different formulas produce different projections and there are many types, each with its particular characteristics. Nautical charts are usually one of three: Gnomonic (pronounced no-monic), Polyconic and Mercator. The Mercator projection is the most common.