Terms in this set (47)
The path a plane follows in the sky.
An instrument that measures aircraft attitude in relation to the horizon.
An imaginary circle on a spheres surface whose center is the spheres center.
Great circle navigation
The shortest distance across a spheres surface beteen two points on the surface.
Is a unit of meaurement along a circle.
A mesurement east or west of the prime meridian in degrees, minutes, and seconds of arc from 0 to 180 degreees.
Is 0 degrees longitude and is a line of longitude that runs through Greenwich, England.
Tha intended dirction of flight in the horizontal plane measured in degrees from north.
A meridian line on a chart that runt to the North Pole.
A circle marked off in 360 degrees that shows direction expressed in degrees.
The direction in which an aircraft nose is pointing during flight.
The actual path taken over the ground in flight.
An aircrafts direction and speed.
An aircrafts rate of progress in relation to the ground.
The portayal of Earths spherical surface on a flat surface.
People who make charts and maps.
Line that runs across meridians at the same angle.
A geometric shape that doesnt stretch when flattened.
An instrument that keeps exceptionally accurate time.
A method of finding your way using the stars and planets.
magnetic North Pole
A spot on Earth where the magnetic field points vertically downward.
magnetic South Pole
A spot on Earth where the magnetic field points vertically upward.
The difference between true direction and magnetic direction.
Lines drawn across charts to connect points having the same magnetic variation.
Line where magnetic variation is zero.
A magnetic compass error caused by local magnetic fields within aircraft.
A list of all symbols and their meanings on a given map.
Symbols on a map that represent the elevation of physical features such as mountains, valleys, and cities.
Lines on a map drawn between points of the same evevation.
That space which lies above a country and is subject to a nations laws
Estimated time of arrival
The time someone intends to arrive at a destination.
A complete written record of a flight that includes notations on checkpoints, navigation aids, courses, and distances and elapsed time between checkpoints.
A frequency of one million cycles per second.
Is navigation based on computations using time, airspeed, distance, and direction.
Navigation by visual refetence to landmarks or checkpoints.
An aircrafts position in the sky over a checkpoint.
The angle between the heading and the track
Wind correction angle
The angle between an aircrafts desired track and the heading needed to keep the aircraft flying over its desired track.
Is a method for dealing with the effect of wind on flight.
A semicircular tool for measuring angles; it is also known as a plotter.
Inertial navigation system
A computer-based navigation system that tracks an aircrafts movements with signals produced by onboard instruments.
Geographical locations in latitude and longitude along a route to mark a route and follow an aircafts advance along that desired route.
An instrument that measures acceleration in one direction.
An instrument with a wheel spinning about a central axis that helps with stability.
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