12.48km/h, my running speed on 4.8km 23:04

Time equivalence by distance

1km	2km	5km	10km
04:48	09:37	24:02	48:03
15km	20km	Half Marathon	Marathon
1:12:05	1:36:07	1:41:23	3:22:46

Split by km

km	Time/km
1 km	04:48
2 km	09:37
3 km	14:25
4 km	19:13
0.8 km	23:04

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