19.15km/h, my running speed on 3.9km 12:13

Time equivalence by distance

1km	2km	5km	10km
03:08	06:16	15:40	31:19
15km	20km	Half Marathon	Marathon
46:59	1:02:39	1:06:05	2:12:10

Split by km

km	Time/km
1 km	03:08
2 km	06:16
3 km	09:24
0.9 km	12:13

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