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DAFIF diagram of Ottawa International Airport. The Digital Aeronautical Flight Information File or DAFIF (/ ˈ d eɪ f ɪ f /) is a comprehensive database of up-to-date aeronautical data, including information on airports, airways, airspaces, navigation data, and other facts relevant to flying in the entire world, managed by the National Geospatial-Intelligence Agency (NGA) of the United States.
In the early years the software was distributed to other services from user to user because it made their jobs easier. As the program matured, United States Special Operations Command adopted PFPS and added capabilities such as the Moving Map functionality (ability to have the map scroll and rotate based on the position information received from a connected GPS navigation device) and ...
The official Earth Gravitational Model EGM2008 has been publicly released by the National Geospatial-Intelligence Agency (NGA) EGM Development Team. Among other new data sources, the GRACE satellite mission provided a very high resolution model of the global gravity.
Avare is a free open source "moving map" aviation GPS, A/FD and EFB app for phones or tablets using the Android Operating System.The app uses any internal Android or compatible external GPS receiver to determine location, allowing real-time display of location, heading, speed, distance, time, and altitude on free U.S. FAA IFR or VFR aviation charts; or on select topographic charts.
DTED (or Digital Terrain Elevation Data) is a standard of digital datasets which consists of a matrix of terrain elevation values, i.e., a Digital Elevation Model.This standard was originally developed in the 1970s to support aircraft radar simulation and prediction.
RemoteView is the family name of a group of software programs designed by Textron Systems Geospatial Solutions to aid in analyzing satellite or aerial images of the Earth's surface for the purpose of collecting and disseminating geospatial intelligence. The National Geospatial-Intelligence Agency (NGA) was a user of RemoteView software. [1]
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Data from the Penny & Giles quick access recorder of a BA Boeing 747-400 London-Bangkok flight in which the aircraft suffered un-commanded elevator movement and momentary elevator reversal caused Boeing to implement a change in the elevator servo valve design, a modification that was applied to all Boeing 747s in service, and suspicion of a ...