14.27km/h, my running speed on 9km 37:50

Time equivalence by distance

1km	2km	5km	10km
04:12	08:24	21:01	42:02
15km	20km	Half Marathon	Marathon
1:03:03	1:24:04	1:28:41	2:57:23

Split by km

km	Time/km
1 km	04:12
2 km	08:24
3 km	12:37
4 km	16:49
5 km	21:01
6 km	25:13
7 km	29:26
8 km	33:38
9 km	37:50

Calculate your running speed

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