where:

 

image\PERF0539_wmf.gif

is the aircraft landing weight.

 

image\PERF0540_wmf.gif

is the aircraft take-off weight.

 

image\PERF0541_wmf.gif

is the Military balked landing climb gradient requirement at 50 ft obstacle.

 

image\PERF0542_wmf.gif

is the aircraft drag coefficient at the given flight condition.

 

image\PERF0543_wmf.gif

is the aircraft lift coefficient at the given flight condition.

 

image\PERF0544_wmf.gif

is a factor accounting for the number of engines on the aircraft.