14.75km/h, my running speed on 10km 40:40

Time equivalence by distance

1km	2km	5km	10km
04:04	08:08	20:20	40:40
15km	20km	Half Marathon	Marathon
1:01:00	1:21:20	1:25:48	2:51:36

Split by km

km	Time/km
1 km	04:04
2 km	08:08
3 km	12:12
4 km	16:16
5 km	20:20
6 km	24:24
7 km	28:28
8 km	32:32
9 km	36:36
10 km	40:40

Calculate your running speed

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