# 1:35:00 Half Marathon: pace, race predictions & training paces

- **Pace**: 4:30/km · 7:15/mi
- **Speed**: 13.3 km/h · 8.3 mi/h

## Race predictions (Riegel)
- **5K**: 20:39 (4:08/km)
- **10K**: 43:03 (4:18/km)
- **Marathon**: 3:18:04 (4:42/km)

## Fitness
- **Estimated VO2max**: 47.9 ml/kg/min (Strong)

## Training paces
- **Easy**: 5:04–6:04/km
- **Marathon**: 4:34–5:01/km
- **Threshold**: 4:24–4:37/km
- **Interval**: 3:58–4:08/km
- **Repetition**: 3:41–3:49/km

## Splits to run this time
| km | Even | Negative split |
|---|---|---|
| 5 | 22:31 | 23:25 |
| 10 | 45:02 | 46:50 |
| 15 | 1:07:33 | 1:08:39 |
| 20 | 1:30:03 | 1:30:15 |
| 21.1 | 1:35:00 | 1:35:00 |

## In the heat
- **25 °C**: 1:41:28
- **30 °C**: 1:44:47

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