Environmental Data Coding Specifcation        ISO IEC LogosRight Title Graphic
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Status: STD 2005/06/07
Code: 700

Concept definition: The highest <FLIGHT_LEVEL> assigned by air traffic control; maximum flight level. The values are expressed as flight level values by first dividing by 30,48 metres (100 feet) and then rounding to nearest 304,8 metres (1 000 feet) in accordance with the structure of the ICAO Standard Atmosphere. EXAMPLE The value for the 500 hectopascals level is 180,0, corresponding to the ICAO standard height 5 574 metres (18 289 feet).
Attribute value type: REAL
Unit equivalence class label: LENGTH
Reference type: IR
Reference: [ISAC]
Supplemental references:  

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