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- units for physical quantities used herein arepresented in U.S. Customary Units. All aerodynamic dataare referenced to the body axis system
-
b: wing span, ft
c : mean aerodynamic chord, ft
CA: axial-force coefficient, Axial force/ q S
CN: normal-force coefficient, Normal force/ q S
CY: side-force coefficient, Side force/ q S
Cl: rolling-moment coefficient, Rolling moment/ q Sb
Cm: pitching-moment coefficient, Pitching moment/ q S c
C
n: yawing-moment coefficient, Yawing moment/ q Sb
CAQ: axial-force coefficient due to pitch rate
CNQ: normal-force coefficient due to pitch rate
CYP: side-force coefficient due to roll rate
CYR: side-force coefficient due to yaw rate
ClP: rolling-moment coefficient due to roll rate
ClR: rolling-moment coefficient due to yaw rate
CmQ: pitching-moment coefficient due to pitch rate
CnP: yawing-moment coefficient due to roll rate
CnR: yawing-moment coefficient due to yaw rate
p, q, r: body-axis roll, pitch, and yaw rates, rad/sec
q : free-stream dynamic pressure, lb/ft2
S: wing area, ft2
V: free-stream velocity, ft/sec
*: angle of attack, deg
*: angle of sideslip, deg
*: prefix for incremental component
*: rate of rotation about the velocity vector, rad/sec
*b/2V: non-dimensional rotation rate, positive for
clockwise spin
a: aileron deflection, positive when right trailing-edge is
down and left trailing-edge is up, (
δa right - δa left)/2, deg
f: flap deflection, positive when trailing-edge is down,deg
h: horizontal tail deflection, positive when trailing-edge
is down, deg
r: rudder deflection, positive when trailing-edge is left,deg