Table 1
Temporal and distance characteristics, and joint kinematics at take-off for the beach flags start for young adult sprinters. Data are means (±standard deviation).
Kinematic Data
Data (n = 8)
Times
(s)
Hand Clearance Time
.49 (.18)
Start Time
.72 (.32)
0-2 m Interval
1.45 (.22)
0-s5 m Interval
2.08 (.26)
0-20 m Interval
3.75 (.52)
Distances
(m)
Posterior Foot Movement
.18 (.05)
Front and Rear Foot Distance
.47 (.07)
First Step Length
.53 (.09)
Joint Kinematics at Take-off (
°
)
Rear Arm Elbow Extension
137.6 (13.5)
Front Arm Elbow Flexion
71.8 (36.2)
Swing Leg Hip Flexion
82.1 (14.9)
Swing Leg Knee Flexion
91.0 (9.6)
Drive Leg Hip Extension
157.6 (20.5)
Drive Leg Knee Extension
146.4 (2.3)
Trunk Lean
42.0 (16.9)
Angle of Trajectory
51.7 (4.4)
s = seconds
m = meters
° = degrees