RP
punkt starditrajektooril, kus toimub juhise etteanne kopteri nina allapoole pööramiseks.
See on viimane punkt stardi trajektooril, kust tuvastatud mootoririkke korral on võimalik hädamaandumine kopter, the point at which a cyclic input is made to initiate a nose-down attitude change during the take-off flight path. It is the last point in the take-off path from which, in the event of an engine failu