Refined Hazard Area (RHA) Used by ATC. Airspace that is defined and distributed after a failure of a launch or reentry operation to provide a more concise depiction of the hazard location than a Contingency Hazard Area.
Aero Linx: Piper Apache Club In 1978 a group of Piper Apache owners from the USA and Canada gathered in Hazleton, PA and formed the "Flying Apache Association". The Association produced a monthly newsletter and had an annual fly-in in...
Protected Airspace The airspace on either side of an oceanic route/track that is equal to one-half the lateral separation minimum except where reduction of protected airspace has been authorized.
Aero Linx: The Bellanca-Champion Club Dedicated to the Bellanca Cruisair, Cruisemaster, Viking, American Champion Citabria, Decathlon, Scout, Champion and AviaBellanca Skyrocket lines of aircraft, their furtherance, history, preservation and maintenance. The Bellanca-Champion Club welcomes all owners, pilots and enthusiasts.
Klyde Bemoans (AGAIN) the State of Space Reporting... FMI: www.klydemorris.com
Obstacle Free Zone The OFZ is a three-dimensional volume of airspace which protects for the transition of aircraft to and from the runway. The OFZ clearing standard precludes taxiing and parked airplanes and object penetrations, except for frangible NAVAID locations...