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Sectional charts are in 1:500,000 scale and are named for a city on the map. The Federal Aviation Administration (FAA) in the United States publishes over 50 charts covering the continental United States, Alaska, and Hawaii. Sectional charts are published by the National Aeronautical Navigation Services Group of the FAA.
An aeronautical chart is a map designed to assist in the navigation of aircraft, much as nautical charts do for watercraft, or a roadmap does for drivers. Using these charts and other tools, pilots are able to determine their position, safe altitude, best route to a destination, navigation aids along the way, alternative landing areas in case of an in-flight emergency, and other useful ...
Jeppesen (also known as Jeppesen Sanderson) is an American company offering navigational information, operations planning tools, flight planning products and software. Jeppesen's aeronautical navigation charts are often called "Jepp charts" or simply "Jepps" by pilots, due to the charts' popularity. This popularity extends to electronic charts ...
The airport diagrams are part of the Aeronautical Information Publication (AIP) which is updated on a 28-day cycle as per the ICAO.For the FAA's digital - Terminal Procedures Publication/Airport Diagrams, this causes a change in the URL involving four numbers: the first two represent the year (09 for 2009, 10 for 2010) and the second two represent the current AIRAC cycle (01 through 13).
For example, in the United States, the final approach fix is marked on a NACO IAP by a lightning bolt symbol and on a Jeppesen terminal chart by the end of the glide slope path symbol. It is the point in space where the final approach segment begins on an instrument approach.
The charts are published "in accordance with Interagency Air Cartographic Committee specifications and agreements, approved by the Department of Defense and the Federal Aviation Administration". The legend of an aeronautical chart lists many of the symbols, colors and codes used to convey information to the map reader.
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