Minimum Sector Altitude

From EUROCONTROL ATM Lexicon
Jump to: navigation, search
Link Semantic Value
Term Minimum Sector Altitude
Status


Mandatory for


Contexts


Categories
Synonyms


Related entries


Broader term


Narrower term


Abbreviation

MSA

Definition

The lowest altitude which may be used which will provide a minimum clearance of 300 metres (1000 feet) above all objects located in the area contained within a sector of a circle of 46 kilometres (25 nautical miles) radius centered on a radio navigation aid or waypoint.

Definition Source

Aeronautical Information Feature Data Dictionary (AIFDD)

adapted from ICAO (2010) Annex 10, Meteorological Service for International Air Navigation

Note