1The fast stretch
From 0.5 km to 5.9 km
5.4 km · -0.4% average · 31.1 km/h · 136 bpm, peaking at 152
Right at the start near Curbridge you went quick on the flat—31 km/h for over five kilometres—and your heart rate barely moved, which is the sign of a well-controlled effort rather than a panic one.