To Figure your weight and balance just edit the values in the yellow boxes.
Form default data is for .
Use your own AC data !
 Empty Weight
 Front Seat 1 & 2  
 Fuel ( gal useable) gal:
 Rear Seat 1 & 2  
 Baggage ( lb max)
 Gross Weight ( lb max):  
 Loaded Center of Gravity:  
 Maneuvering speed, Va (mph):  <=(decr. with decr. wt.)
Calculated Gross Weight and C.G. point must lie within the utility or normal category envelope limits per the Airplane Flight Manual, landplane example below...

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