# 2:25:00 Half Marathon: pace, race predictions & training paces

- **Pace**: 6:52/km · 11:04/mi
- **Speed**: 8.7 km/h · 5.4 mi/h

## Race predictions (Riegel)
- **5K**: 31:31 (6:18/km)
- **10K**: 1:05:43 (6:34/km)
- **Marathon**: 5:02:18 (7:10/km)

## Fitness
- **Estimated VO2max**: 29.1 ml/kg/min (Active)

## Training paces
- **Easy**: 7:30–8:55/km
- **Marathon**: 6:48–7:26/km
- **Threshold**: 6:34–6:52/km
- **Interval**: 5:56–6:10/km
- **Repetition**: 5:30–5:42/km

## Splits to run this time
| km | Even | Negative split |
|---|---|---|
| 5 | 34:22 | 35:44 |
| 10 | 1:08:44 | 1:11:29 |
| 15 | 1:43:06 | 1:44:46 |
| 20 | 2:17:27 | 2:17:46 |
| 21.1 | 2:25:00 | 2:25:00 |

## In the heat
- **25 °C**: 2:40:04
- **30 °C**: 2:47:47

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