float /velocities/groundspeed-kt float /fdm/jsbsim/ground/nose-gear-ground-effect-speed-kt-actual float /fdm/jsbsim/ground/left-gear-ground-effect-speed-kt-actual float /fdm/jsbsim/ground/right-gear-ground-effect-speed-kt-actual float /fdm/jsbsim/ground/left-wing-ground-effect-speed-kt-actual float /fdm/jsbsim/ground/right-wing-ground-effect-speed-kt-actual float /fdm/jsbsim/ground/tail-ground-effect-speed-kt-actual float /fdm/jsbsim/ground/nose-tyre-smoke-ground-effect-speed-kt-actual float /fdm/jsbsim/ground/left-tyre-smoke-ground-effect-speed-kt-actual float /fdm/jsbsim/ground/right-tyre-smoke-ground-effect-speed-kt-actual float /fdm/jsbsim/hydro/left-ground-effect-speed-kt-actual float /fdm/jsbsim/hydro/right-ground-effect-speed-kt-actual float /fdm/jsbsim/hydro/spray-wake-speed-kt-actual