TIMING AND RHYTMIC PARAMETERS IN THE COURSE OF DISCUS THROWING

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TIMING AND RHYTMIC PARAMETERS IN THE COURSE OF
DISCUS THROWING

• A. Krevald1, R. Traksmaa1, T. Sillat2
• 1 Tallinn Technical University,
• 2 Tartu University.

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Fig. 1 Trajectory of the DISC from above.
Beginning of the THROW - 4.88 fr End of the
THROW - 25.62 Begin of the JUMP 12.44 fr End
of the JUMP 18.54 fr Duration of the whole THROW
0.829 sec DURATION of the JUMP 0.245 sec
Duration of the STARTING-loop 0.302 se Duration
of the FINAL-loop 0.282 sec. TIME intervall
between two neighbour frames 0.04 sec.
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Gerd KANTER Beginning of the TURNING-JUMP phase.
Gerd KANTER End of the TURNING-JUMP phase.
Gerd KANTER Duration of the TURNING-JUMP phase
0.256 sec.
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ALEKNA 70.06 Beginning of the THROW 4.88 fr.
ALEKNA 70.06 End of the THROW 25.62 fr.
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Gerd KANTER Beginning of the AIRBORN phase.
Gerd KANTER End of the AIRBORN phase.
Gerd KANTER Duration of the AIRBORN phase 0.14
sec.
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ALEKNA 70.06 Beginning of the TURNING-JUMP phase
ALEKNA 70.06 End of the TURNING-JUMP phase.
ALEKNA 70.06 Duration of the TURNING-JUMP phase
0.245 sec.
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ALEKNA 70.06 Beginning of the AIRBORN phase
ALEKNA 70.06 End of the AIRBORN phase
ALEKNA 70.06 Duration of the AIRBORN phase 0.1
sec
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END of the JUMP
Beginning of the JUMP
During theTURNING-JUMP phase the vertical force
is less than systems own weight (athlet
implement).
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Beginning of the JUMP
Beginning of the AIRBORN
End of the THROW
End of the AIRBORN
Beginning of the THROW
End of the JUMP
TURNING-JUMP phase lies always between the local
maximum and minimum on the curve of the vertical
component of the MOMENTUM.