Table 4.

Velocity and energy balances

i0123
Contact0/0 cm0/+5 cm0/+10 cm0/+15 cm
νx,TD (m s–1)14.4±0.44.3±0.54.3±0.54.3±0.5
24.5±0.44.5±0.44.5±0.54.5±0.4
νx,TO (m s–1)14.5±0.44.4±0.54.3±0.64.3±0.5
24.5±0.44.6±0.44.5±0.54.6±0.5
νy,TD (m s–1)1–0.6±0.2–0.7±0.2–0.7±0.2–0.7±0.2
2–0.6±0.2–0.5±0.2–0.3±0.2–0.2±0.1
νy,TO (m s–1)10.8±0.20.9±0.21.0±0.21.1±0.2
20.8±0.20.8±0.20.7±0.20.6±0.2
ΔEleg (J)1–8.0±22.3–29.0±30.3–34.1±35.0–32.9±36.5
2–27.3±24.6–15.2±19.8–8.7±19.33.22±17.2
Eleg (J)189.9±22.391.0±22.293.3±21.398.7±23.6
298.5±23.981.6±20.381.9±19.076.7±16.2
ΔEleg/Eleg (J)1–0.08±0.26–0.28±0.31–0.32±0.36–0.29±0.35
2–0.28±0.28–0.16±0.24–0.09±0.250.05±0.25
N 99106108110
  • For definitions see Table of abbreviations. Mean ± s.d. for all measured subjects separated for the two consecutive contacts. N: number of trials