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ANN's Daily Aero-Term (02.18.18): Minimum Obstruction Clearance Altitude


Minimum Obstruction Clearance Altitude The lowest published altitude in effect between radio fixes on VOR airways, off-airway routes, or route segments which meets obstacle clearance requirements for the entire route segment and which assures acceptable navigational signal coverage only within 25 statute (22 nautical) miles of a VOR.


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