Jsbsim Tutorial Official

The first step in building an FDM is defining the geometry. JSBSim needs to know where the reference point of the aircraft is.

Mass PropertiesYou define the empty weight and the locations of various "points of mass" (pilot, fuel tanks, cargo). JSBSim automatically calculates the Center of Gravity (CG) and moments of inertia based on these entries. jsbsim tutorial

The script: set prop/engine[0]/running 1 , set fcs/throttle-cmd-norm 0.7 , run 30 . The first step in building an FDM is defining the geometry