21.6km/h, my running speed on 7.2km 20:00

Time equivalence by distance

1km	2km	5km	10km
02:47	05:33	13:53	27:47
15km	20km	Half Marathon	Marathon
41:40	55:33	58:36	1:57:13

Split by km

km	Time/km
1 km	02:47
2 km	05:33
3 km	08:20
4 km	11:07
5 km	13:53
6 km	16:40
7 km	19:27
0.2 km	20:00

Calculate your running speed

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