Individual cross-country ski sprint race tactics during the XXIII Olympic Winter Games of 2018

As the result of ski sport evolution, the individual crosscountry (XC) ski sprint was included into the program of the XIX Olympic Winter Games (OWG) of 2002. The distinguishing feature of this XC ski discipline is its multi-stage competition format, which sets specific demands for athlete’s preparation. The present article deals with the parameters of racing activities of elite XC skiers during individual classic XC ski sprint at the OWG-2018. The research purpose is the improvement in managing the athlete’s sports training and preparation to XC ski sprint races. The research methods are modeling multi-stage racing format and the skiers’ pacing tactics during these successive timetrials. The key findings of the work are: 1) The determination of indicators of general model for the duration (min) of total competition activity, including its sub-stages, in men classic sprint race during the OWG- 2018 equaled to 219 minutes; initial qualification - 24 min; rest and preparation for quarter-final - 106 min; quarterfinal race - 30 min; rest and preparation for semi-final - 35 min; semi-final race - 8 min; rest and preparation for the final -12 min; final race - 4 min; total knock-out heats duration (quarter-final to semi-final)- 89 min; total race duration during all four sprint rounds for the winner J...