# 40:00 5K: pace, race predictions & training paces

- **Pace**: 8:00/km · 12:52/mi
- **Speed**: 7.5 km/h · 4.7 mi/h

## Race predictions (Riegel)
- **10K**: 1:23:23 (8:20/km)
- **Half Marathon**: 3:04:00 (8:43/km)
- **Marathon**: 6:23:38 (9:06/km)

## Fitness
- **Estimated VO2max**: 21.7 ml/kg/min (Active)

## Training paces
- **Easy**: 9:22–11:01/km
- **Marathon**: 8:31–9:16/km
- **Threshold**: 8:14–8:36/km
- **Interval**: 7:28–7:46/km
- **Repetition**: 6:56–7:11/km

## Splits to run this time
| km | Even | Negative split |
|---|---|---|
| 1 | 8:00 | 8:19 |
| 2 | 16:00 | 16:38 |
| 3 | 24:00 | 24:38 |
| 4 | 32:00 | 32:19 |
| 5 | 40:00 | 40:00 |

## In the heat
- **25 °C**: 41:09
- **30 °C**: 41:44

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[Result Breakdown](https://calcpace.app/result) | [Calculators](https://calcpace.app/calculator.md)