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Rev 5 Jan/2003 KMD 550/850 Pilot's Guide
29
DEFINITIONS, ACRONYMS AND ABBREVIA-
TIONS
DEFINITIONS
Alphabetic: any of the following characters (b/ is a space): b/ABCDE-
FGHIJKLMNOPQRSTUVWXYZ.
Alphanumeric: any of the following characters (b/ is a space):
b/ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789.
Baud: bits per sec
Barometric Altitude: pressure altitude corrected for barometric
altimeter setting.
Bearing To User Waypoint: bearing from the present position to the
active user waypoint measured clockwise relative to true or magnetic
north (true is implied unless magnetic is specified).
Cross Track Error: distance from the present position to the nearest
point on the desired course, and the direction (right or left) from the
desired course to the present position.
Cursor Field: a character position or group of adjacent character posi-
tions on which a cursor can appear.
Data Field: a character position or group of adjacent character positions
which display a single data item; a data field may be a single character
cursor field, or may contain multiple characters.
Data List: an ordered list of data elements which a given cursor field
can accept.
Desired Track: The angle that the desired flight path makes with
respect to true north at the point nearest the present position. Magnetic
desired track uses the local magnetic variation.
Distance To Waypoint (DIS): distance from the present position to the
active waypoint.
Ground Speed: absolute value of the rate of change of position.
Headwind: difference between true airspeed and ground speed when
true airspeed is more than ground speed.
Knots: Nautical Miles/hr
Special Use Airspace: any of the following: prohibited area, restricted
area, warning area, alert area, MOA, Class CARSA, Class BTCA,
unknown, danger, caution, training, CTA, or TMA type.
Definitions, Acronyms & Abbreviations
KMD 550-850 PG R8 3/6/07 11:22 AM Page 29