Domanda 73, Radio Navigation - ATPL - Airline Transport Pilot license

+ or - 0.5 NM or 3% of the distance measured whichever is the greater
+ or - 0.25 NM plus 1.25% of the distance measured
+ or - 0.25 NM plus 3% of the distance measured up to a maximum of 5 NM
+ or - 1.25 NM plus 0.25% of the distance measured