10.85km/h, my running speed on 3.8km 21:00

Time equivalence by distance

1km	2km	5km	10km
05:32	11:03	27:38	55:16
15km	20km	Half Marathon	Marathon
1:22:54	1:50:32	1:56:35	3:53:11

Split by km

km	Time/km
1 km	05:32
2 km	11:03
3 km	16:35
0.8 km	21:00

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