Asnail that crawls 5 centimeters in 2 minutes has a pace of 0.4 minutes per centimeter. A toddler walking 9 feet in 6 seconds has a pace of \(\frac{2}{3}\) seconds per foot. A cyclist who bikes 20 kilometers in 2 hours has a pace of 0.1 hours per kilometer. Speed and pace are reciprocals.
On13 December 2018, VSS Unity reached a height of 82.7 km (51.4 miles) above the Earth at speeds close to three times the speed of sound. 24 / GF10 26 April 2023 9 minutes 13.5 km (47,000 ft) Sturckow / Pecile 25: 25 May Elitemarathon runners average a kilometer in around 6 min 24 sec to 8 min 3 sec. Hicham El Guerrouj of Morocco is the current menโs world record holder for one mile with his time of 3:43.13, while Sifan Hassan of Netherlands has the womenโs record of 4:12.33. Average Running Speed Per Kilometer in a 5K Race. Age Men (minutes per km