The horizontal direction to or from any point, usually measured

clockwise from true north, magnetic north, or some other

reference point through 360 degrees.

(a)  

A computer system that uses a

large database to allow routes to be pre-programmed and fed

into the system by means of a data loader.

(a)  

All civil aviation operations other than scheduled air services

and nonscheduled air transport operations for remuneration or

hire.

(a)  

Rules governing the procedures for

conducting instrument flight.

(a)  

The speed shown on the aircraft airspeed indicator.

(a)  

An RNAV system which is a form of

self-contained navigation.

(a)  

Measure of the speed of aircraft and boats measured as

nautical mile per hour or 6076 feet per hour.

(a)  

Course of a vessel in relation to magnetic north.

(a)  

Amount by which a ship’s magnetic compass needle points to

one side or the other of magnetic north.

(a)  

A compass “error” resulting from the fact that at most points on

the Earth’s surface the direction of the magnetic lines of force is

not toward the geographic North Pole or South Pole.

(a)  

Mean Sea Level.

(a)  

The airspeed of an aircraft relative to undisturbed air.

(a)  

A course corrected for variation and deviation that is referenced

to geographic north.

(a)  

Geographic north.

(a)  

The speed at which the aircraft will produce the most gain in

altitude in a given distance (best angle of climb).

(a)  

The speed at which the aircraft will produce the most gain in

altitude in the least amount of time (best rate of climb).

(a)  

A predetermined geographical position.

(a)