Craig's Running Calculator

Enter a recent race time to determine training paces, and equivalent times for other distances:

Time (hours:minutes:seconds)

Distance and units:
Miles Kilometers

Equivalent times at other race distances:

100m

18.8

200m

37.7

400m

1:23.8

800m

3:18

1500m

6:44

Mile

7:15

3000m

14:28

2 Miles

15:34

5K

25:00

10K

52:17

Half Marathon

1:57:04

Marathon

4:06:51

 

Estimated training paces (per mile):

Recovery

10:57 to 11:35

Easy

10:28 to 10:57

Tempo (LT)

8:44 to 8:53

VO2 Max

7:56 to 8:05

Speed

7:18 to 7:27

Long Run

10:28 to 11:35

Marathon

9:25

 

World Class Percentage: 52.5%

World class percentage is the running speed for your entered performance, as a percentage of what a world-class, male, runner might run for the same distance.  A 100% rating is approximately equal to what the 10th fastest American male off all time has run for that distance.