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Aeronautical Information Manual. In United States and Canadian aviation, the Aeronautical Information Manual ( AIM) [ 1] (formerly the Airman's Information Manual) is the respective nation's official guide to basic flight information and air traffic control procedures. These manuals contains the fundamentals required in order to fly legally in ...
Automated airport weather station. An ASOS data collection platform. Airport weather stations are automated sensor suites which are designed to serve aviation and meteorological operations, weather forecasting and climatology. Automated airport weather stations have become part of the backbone of weather observing in the United States and ...
Automatic terminal information service, or ATIS, is a continuous broadcast of recorded aeronautical information in busier terminal areas. ATIS broadcasts contain essential information, such as current weather information, active runways, available approaches, and any other information required by the pilots, such as important NOTAMs.
In aviation, visual flight rules ( VFR) are a set of regulations under which a pilot operates an aircraft in weather conditions generally clear enough to allow the pilot to see where the aircraft is going. Specifically, the weather must be better than basic VFR weather minima, i.e., in visual meteorological conditions (VMC), as specified in the ...
AC 25.1309–1 is an FAA Advisory Circular (AC) (Subject: System Design and Analysis) that identifies acceptable means for showing compliance with the airworthiness requirements of § 25.1309 of the Federal Aviation Regulations. Revision A was released in 1988. In 2002, work was done on Revision B, but it was not formally released; the result ...
The Federal Aviation Regulations ( FARs) are rules prescribed by the Federal Aviation Administration (FAA) governing all aviation activities in the United States. The FARs comprise Title 14 of the Code of Federal Regulations ( 14 CFR ). A wide variety of activities are regulated, such as aircraft design and maintenance, typical airline flights ...
In aviation, instrument meteorological conditions ( IMC) are weather conditions that require pilots to fly primarily by reference to flight instruments, and therefore under instrument flight rules (IFR), as opposed to flying by outside visual references under visual flight rules (VFR). Typically, this means flying in cloud or poor weather ...
ARP4754 was defined in the context of aircraft certification, in particular Part 25 Sections 1301 and 1309 of harmonized civil aviation regulations for transport category airplanes. These are found in the U.S. FAA Federal Aviation Regulations (FAR) at 14 CFR 25.1309 and the corresponding European JAA Joint Aviation Requirements (JAR), which ...