5-5-9. SEPARATION FROM OBSTRUCTIONS

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  • 5-5-9. SEPARATION FROM OBSTRUCTIONS

    interpretation 21
    1. TERMINAL. Separate aircraft from prominent obstructions depicted on the radar display by the following minima:
      1. When less than 40 miles from the antenna- 3 miles.
      2. When 40 miles or more from the antenna- 5 miles.
      3. For single sensor ASR-9 with Mode S, when less than 60 miles from the antenna - 3 miles.
      4. For single sensor ASR-11 MSSR Beacon, when less than 60 miles from the antenna - 3 miles.
      5. FUSION:
        1. (a) Fusion target symbol - 3 miles.
        2. (b) When ISR is displayed - 5 miles.

        NOTE: When operating in FUSION, distances from the antenna listed in paragraph 5-5-9, a1 through a4, do not apply.

      6. STARS Multi-Sensor Mode - 5 miles.
    2. TERMINAL. Vertical separation of aircraft above a prominent obstruction depicted on the radar display and contained within a buffer area may be discontinued after the aircraft has passed the obstruction.
    3. EAS. Apply the radar separation minima specified in Para 5-5-4, Minima.
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