Table 2. Lap characteristics and exercise intensity of the ultramarathon
Total race 1st lap 2nd lap
Race time 20h 51min 9h 40min 11h 11min
Average speed (km.h-1) 22.0 23.8 19.7
HRmean (b.min-1) 131 138 124
%HRmax 0.71 0.75 0.67
HRlte (<119 b.min-1) 30.1 (6h 17min) 24.8 (2h 24min) 34.7 (3h 53min)
HRea (119-145 b.min-1) 38.6 (8h 3min) 23.5 (2h 16min) 51.7 (5h 47min)
HRia (145-171 b.min-1) 30.9 (6h 26min) 50.8 (4h 55min) 13.6 (1h 31min)
HRhi (>171 b.min-1) 0.4 (5min) 0.9 (5min) 0.0