Concerning to RNP (Required Navigation Performance) types, the indication RNP 4, represents a navigation accuracy of
Domanda 199, Air Law - ATPL - Airline Transport Pilot license
| Plus or minus 4 NM on a 95 per cent containment basis |
| Plus or minus 4 miles on a 90 per cent containment basis |
| Plus or minus 4 NM on a 98 per cent containment basis |
| Plus or minus 4 NM on a 90 per cent containment basis |
