Pace per mile
13:50/mi
Pace per km
8:36/km
Speed
4.34mph
Distance
10.00km
10K
Show the math
Pace = 1:26:00 ÷ 6.21 mi = 13:50 /mi
Splits
| Split | Time |
|---|---|
| Mile 1 | 0:13:50 |
| Mile 2 | 0:27:41 |
| Mile 3 | 0:41:31 |
| Mile 4 | 0:55:22 |
| Mile 5 | 1:09:12 |
| Mile 6 | 1:23:03 |
| Finish | 1:26:00 |
Equivalent race times
| Race | Predicted time | Pace per mile |
|---|---|---|
| 1 mile | 0:12:24 | 12:24 |
| 5K | 0:41:15 | 13:17 |
| Half marathon | 3:09:45 | 14:28 |
| Marathon | 6:35:37 | 15:05 |
Riegel's formula: T2 = T1 × (D2 ÷ D1)^1.06. Assumes training for the distance.
How to use it
- Enter your numbers. Switch between US and metric units at any time.
- Results update as you type, and the formula is shown so you can check it.
- Copy the link, save the plan on this device, or print it for your next appointment.

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These are estimates, not a diagnosis. A clinician can account for your health history and medicines.
Other 10K times
Common questions
What pace is a 1:26:00 10K?
13:50 per mile, or 8:36 per kilometer.
What would that predict for other races?
1 mile about 0:12:24; 5K about 0:41:15; Half marathon about 3:09:45, using Riegel's formula.