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Influence of kinematic parameters on result efficiency in javelin throw
Predrag Saratlija1, Nebojsa Zagorac, Vesna Babić
1University of Zadar, Faculty of Philosophy, Zadar, Croatia. predrag.saratlija@unizd.hr
Collegium Antropologicum
|August 7, 2013
Summary
Javelin throw success is most influenced by release speed and front leg placement. These kinematic parameters are crucial for young athletes learning proper technique and developing motor abilities in javelin throwing.
Area of Science:
- Sports Science
- Biomechanics
- Athletics
Background:
- Understanding the biomechanical factors influencing javelin throw performance is essential for athlete development.
- Previous research has identified various kinematic variables, but their specific impact on elite junior athletes requires further investigation.
Purpose of the Study:
- To determine the influence of specific kinematic parameters on javelin throw success.
- To analyze the relationship between kinematic variables and throw length in top junior athletes.
Main Methods:
- A set of 17 kinematic variables was measured for 16 elite junior athletes.
- Data were collected during the 2009 European Junior Athletics Championships.
- Correlation analysis was performed between kinematic variables and the achieved throw length (criteria variable) using 113 successful throws.
Main Results:
- Multiple significant correlations were found between various kinematic variables.
- Javelin release speed emerged as the most critical factor influencing throw length.
- Fast front support leg placement was identified as the second most important kinematic parameter.
Conclusions:
- Javelin release speed and front leg mechanics are key determinants of success for junior athletes.
- These findings provide valuable insights for kinesiology practice, particularly in coaching young javelin throwers.
- The study highlights the importance of focusing on specific motor abilities and technique refinement for improved performance.
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