For example on GNS430 you have a RAIM availability prediction tool : one must enter a waypoint, date and time to compute RAIM availability prediction at +-15min. How big is the area around the waypoint where one can assume RAIM is available ?

  • 1
    According to this question, aviation.stackexchange.com/questions/1019/… “If that containment bound is more than 1 nautical mile, RAIM is said to be unavailable for terminal procedures. For NPA a 0.3 nautical mile radius is used.” – JScarry Dec 6 at 15:40

Your Answer

By clicking "Post Your Answer", you acknowledge that you have read our updated terms of service, privacy policy and cookie policy, and that your continued use of the website is subject to these policies.

Browse other questions tagged or ask your own question.