40:00 10K: pace, race predictions & training paces

A 10K in 40:00 is an average pace of 4:00 per km, or 15.0 km/h. That result suggests a VO2max of about 51.9 (Advanced).

Unit: km mi

Pace

4:00/km

6:26 per mi

Speed

15.0 km/h

Race predictions

What this result projects to at the other distances, if you trained for each.

5K
19:11 3:50/km
Half Marathon
1:28:15 4:11/km
Marathon
3:04:00 4:22/km

Fitness

Estimated VO2max

51.9 ml/kg/min

Advanced
Training paces

The paces this fitness supports, from easy runs to short repetitions.

Easy
4:45–5:42/km
Marathon
4:17–4:42/km
Threshold
4:08–4:20/km
Interval
3:43–3:53/km
Repetition
3:27–3:35/km
Splits to run this time

Your time at each mark, at an even pace or with a negative split (second half faster).

km Even Negative split
1 4:00 4:10
2 8:00 8:19
3 12:00 12:29
4 16:00 16:38
5 20:00 20:48
6 24:00 24:38
7 28:00 28:29
8 32:00 32:19
9 36:00 36:10
10 40:00 40:00

400 m lap on a track: 1:36

In the heat

What the same effort as a 40:00 10K costs on a warmer day.

25 °C
41:09 4:07/km
30 °C
41:44 4:10/km

Similar results

Same distance

Same fitness, other distances