where:

 

image\AERO0334_wmf.gif

is the number of landing gear.

 

image\AERO0335_wmf.gif

is the fixed landing gear zero-lift drag coefficient based on its reference area.

 

image\ebx_-905686681.gif

is the factor that accounts for the variation of gear drag with lift.

 

image\AERO0337_wmf.gif

is the steady state lift coefficient.

 

image\AERO0338_wmf.gif

is the reference area of the gear.

 

image\AERO0339_wmf.gif

is the wing area.