Betekenis van:
touchdown

touchdown
Zelfstandig naamwoord
    • a score in American football; being in possession of the ball across the opponents' goal line

    Hyperoniemen

    touchdown
    Zelfstandig naamwoord
      • a landing (as the wheels touch the landing field); especially of airplanes

      Hyperoniemen


      Voorbeeldzinnen

      1. In American football, a touchdown scores six points.
      2. The touchdown zone or touchdown zone markings;
      3. The touchdown zone lights; or
      4. For Category III operations with no decision height there is no requirement for visual contact with the runway prior to touchdown. (5) Required RVR.
      5. For Category III operations with no decision height there is no requirement for visual contact with the runway prior to touchdown.
      6. Reversion to manual flight or a downgraded automatic mode to control missed approaches from, at or below decision height including those which may result in a touchdown on the runway;
      7. reversion to manual flight or a downgraded automatic mode to control missed approaches from, at or below decision height including those which may result in a touchdown on the runway;
      8. A pilot may not continue an approach below the Category II decision height determined in accordance with subparagraph (d)(2) unless visual reference containing a segment of at least three consecutive lights being the centre line of the approach lights, or touchdown zone lights, or runway centre line lights, or runway edge lights, or a combination of these is attained and can be maintained. This visual reference must include a lateral element of the ground pattern, i.e. an approach lighting crossbar or the landing threshold or a barette of the touchdown zone lighting.
      9. A pilot may not continue an approach below the Category II decision height determined in accordance with subparagraph (d)(2) unless visual reference containing a segment of at least three consecutive lights being the centre line of the approach lights, or touchdown zone lights, or runway centre line lights, or runway edge lights, or a combination of these is attained and can be maintained.
      10. For Category IIIA operations, and for category IIIB operations with fail-passive flight control systems, a pilot may not continue an approach below the decision height determined in accordance with subparagraph (e)(2) above unless a visual reference containing a segment of at least 3 consecutive lights being the centreline of the approach lights, or touchdown zone lights, or runway centre line lights, or runway edge lights, or a combination of these is attained and can be maintained.
      11. Visual reference (i) For Category IIIA operations, and for category IIIB operations with fail-passive flight control systems, a pilot may not continue an approach below the decision height determined in accordance with subparagraph (e)(2) unless a visual reference containing a segment of at least three consecutive lights being the centreline of the approach lights, or touchdown zone lights, or runway centre line lights, or runway edge lights, or a combination of these is attained and can be maintained. (ii) For Category IIIB operations with fail-operational flight control systems using a decision height, a pilot may not continue an approach below the decision height, determined in accordance with subparagraph (e)(2), unless a visual reference containing at least one centreline light is attained and can be maintained.