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What is correct for aircraft equipment which operates to RNP 1 and better?
  • A
    The equipment should be able to compute an estimated value of the aircraft’s position error.
  • B
    The equipment should be able to correct for an estimated value of the aircraft’s position error.
  • C
    The equipment should be able to compute the exact value of the aircraft’s position error.
  • D
    The equipment should be able to correct for the exact value of the aircraft’s position error.
Required Navigation Performance (RNP) requires a certain level of navigation accuracy and alerting from the aircraft. In order to achieve and maintain this level of accuracy, the aircraft needs to monitor its performance and alert the pilots if it’s not meeting the required specification. The equipment should be able to compute an estimated value of the aircraft’s position error.

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