12km/h, my running speed on 2.4km 12:00

Time equivalence by distance

1km	2km	5km	10km
05:00	10:00	25:00	50:00
15km	20km	Half Marathon	Marathon
1:15:00	1:40:00	1:45:29	3:30:58

Split by km

km	Time/km
1 km	05:00
2 km	10:00
0.4 km	12:00

Calculate your running speed

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