14.87km/h, my running speed on 21.075km 1:25:00

Time equivalence by distance

1km	2km	5km	10km
04:02	08:04	20:10	40:20
15km	20km	Half Marathon	Marathon
1:00:30	1:20:40	1:25:05	2:50:11

Split by km

km	Time/km
1 km	04:02
2 km	08:04
3 km	12:06
4 km	16:08
5 km	20:10
6 km	24:12
7 km	28:14
8 km	32:16
9 km	36:18
10 km	40:20
11 km	44:22
12 km	48:24
13 km	52:26
14 km	56:28
15 km	1:00:30
16 km	1:04:32
17 km	1:08:34
18 km	1:12:36
19 km	1:16:38
20 km	1:20:40
21 km	1:24:42
0.074999999999999 km	1:25:00

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