4.55km/h, my running speed on 1.9km 25:00

Time equivalence by distance

1km	2km	5km	10km
13:09	26:19	1:05:47	2:11:35
15km	20km	Half Marathon	Marathon
3:17:22	4:23:09	4:37:36	9:15:12

Split by km

km	Time/km
1 km	13:09
0.9 km	25:00

Calculate your running speed

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