Section 61-41 - Airport Reference Point, Established Elevation and Specified Radii
The airport reference point (or points ), established airport elevation , and radii for the horizontal and conical surfaces for each such major airport shall be established as set forth in the following table:
APPLICATION TO MAJOR AIRPORTS
Airport Reference Points(s) LaGuardia John F. Kennedy International U.S. Naval Air Station (Floyd Bennett Field) Primary point: North Latitude 40° 46’29.0" 40° 38’19.4" 40° 35’33.0" West Longitude 73° 52’20.0" 73° 46’21.8" 73° 53’27.5" Secondary Point: North Latitude - 40° 38’57.9" - West Longitude - 73° 47’47.9" - Established airport elevation (feet above mean sea level) 20 12 15 Horizontal surface radius, measured in feet from airport reference point(s) 10,000 13,000 11,500 Conical surface radius, measured in feet from airport reference point(s) 15,000 20,000 18,500