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What is the correct use of the suffix 'HEAVY' or 'SUPER'?
  • A
    The suffix 'SUPER' is used for Boeing 747 and Airbus A380 aircraft only, and it is included immediately before the aircraft call sign in the initial call to each ATSU.
  • B
    The suffix 'SUPER' is used for Boeing 747 and Airbus A380 aircraft only, and it is included immediately after the aircraft call sign in the initial call to each ATSU.
  • C
    Aircraft in the heavy wake turbulence category shall include the word 'HEAVY' immediately before the aircraft call sign in the initial call to each ATSU.
  • D
    Aircraft in the heavy wake turbulence category shall include the word 'HEAVY' immediately after the aircraft call sign in the initial call to each ATSU.

ICAO Doc 4444
4.9.1 Wake turbulence categories of aircraft

4.9.1.1 Wake turbulence separation minima shall be based on a grouping of aircraft types into three categories according to the maximum certificated take-off mass as follows:

a) HEAVY (H) — all aircraft types of 136 000 kg or more;
b) MEDIUM (M) — aircraft types less than 136 000 kg but more than 7 000 kg; and
c) LIGHT (L) — aircraft types of 7 000 kg or less.

4.9.2 Indication of heavy wake turbulence category

For aircraft in the heavy wake turbulence category the word “Heavy” shall be included immediately after the aircraft call sign in the initial radiotelephony contact between such aircraft and ATS units.

Note: "SUPER" is currently only used for the Airbus A380-800.

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