MEA is sufficient for obstacle clearance. Point is examined to determine whether the published Instances, an expanded area in the vicinity of the turn Required over a fix, NAVAID, or waypoint. Not be sufficient for obstacle clearance when a turn is The published minimum enroute altitude (MEA) may Pilots are urged to observe COPsĭue to increased airspeeds at 10,000 ft MSL or above, Prevent use of different facilities by different aircraft Preventing loss of navigation guidance, to preventįrequency interference from other facilities, and to The COP is NOT located at the midway point,Īeronautical charts will depict the COP location and Or at the intersection of radials or courses forming aĭogleg in the case of dogleg route segments. The navigation facilities for straight route segments, The COP is normally located midway between Navigation receiver frequency from the stationīehind the aircraft to the station ahead. Waypoints where changeover in navigation guidance Segment between two adjacent navigation facilities or Part 95. The COP is a point along the route or airway Routes, area navigation routes, or other direct routesįor which an MEA is designated under 14 CFR Preponderance of traffic which operate at low speeds.Ĭonsequently, the FAA expects pilots to lead turnsĪnd take other actions they consider necessary duringĬourse changes to adhere as closely as possible to theĬOPs are prescribed for Federal airways, jet Waste of airspace and imposes a penalty upon the Situations for the occasional aircraft making a turn inĮxcess of 290 knots TAS creates an unacceptable The width of the airway or route i.e., 4 nautical milesĮach side of centerline. However, in the airspaceīelow 18,000 feet MSL, operations in excess ofĢ90 knots TAS are not prevalent and the provision ofĪdditional IFR separation in all course change With a TAS of 400 knots, a 25 degree bank, and aĬourse change of more than 40 degrees would exceed Wind direction and velocity, the character of the turnįix (DME, overhead navigation aid, or intersection),Īnd the pilot’s technique in making a course change.įor example, a flight operating at 17,000 feet MSL Operating in excess of 290 knots true air speed (TAS)Ĭan exceed the normal airway or route boundariesĭepending on the amount of course change required, Without such actions as leading a turn, aircraft
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