# 1:50:00 Half Marathon: pace, race predictions & training paces

- **Pace**: 5:13/km · 8:23/mi
- **Speed**: 11.5 km/h · 7.2 mi/h

## Race predictions (Riegel)
- **5K**: 23:54 (4:47/km)
- **10K**: 49:51 (4:59/km)
- **Marathon**: 3:49:20 (5:26/km)

## Fitness
- **Estimated VO2max**: 40.4 ml/kg/min (Strong)

## Training paces
- **Easy**: 5:48–6:56/km
- **Marathon**: 5:15–5:44/km
- **Threshold**: 5:03–5:18/km
- **Interval**: 4:33–4:45/km
- **Repetition**: 4:13–4:23/km

## Splits to run this time
| km | Even | Negative split |
|---|---|---|
| 5 | 26:04 | 27:07 |
| 10 | 52:08 | 54:13 |
| 15 | 1:18:12 | 1:19:29 |
| 20 | 1:44:17 | 1:44:30 |
| 21.1 | 1:50:00 | 1:50:00 |

## In the heat
- **25 °C**: 1:58:40
- **30 °C**: 2:03:07

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