An unofficial match tracked with GPEXE
Nowadays in professional football, one of the aspects that can have great relevancy in high-level sports performance would be to know the energetic expense of a football player during a match or a training session. Thanks to the utilization of the increasingly trustworthy and accurate technology GLOBAL POSITIONING SYSTEM, (GPS) recently incorporated into the world of the football, and to several scientific studies on the energetic cost of running at constant speed and during the acceleration/deceleration phases (Osgnach, 2010), it is possible to obtain this information.
The purpose of this pilot investigation was, therefore, to compare a high sampling frequency GPS system (GPEXE PRO 18.18 Hz, Exelio, Udine, Italy) and a radar unit (ATS II 46.875 Hz, Stalker Radar, Plano, Texas, USA) during maximal straight-line sprints with the aim of examin...
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