Chai, Jian-Feng
ChinaManBorn 19812020 – 2025Runner id 1574643
Events
4
2020 – 2025
Best pace
4.145
km/h · 2025
Best finish
252nd
of 634 · 2025
Distance raced
320
km · splits not double-counted
Pace over time
km/h · higher is faster
Pace over time: 4 races from 2020 to 2025, ranging from 3.45 to 4.38 kilometres per hour, where higher is faster. A second, age-graded series is drawn above it; the gap between the two is the age credit.
- Actual pace
- Age-graded pace
Results
| Date | Event | Distance | Result | Pace km/h | Placing |
|---|---|---|---|---|---|
| 2020-10-17 | Shanhaiguan 50KChina | 50km | 14:29:06 h | 3.452 | 80/134 |
| 2022-07-23 | 70km | 18:18:37 h | 3.823 | 266/405 | |
| 2023-07-07 | 100km | 25:35:01 h | 3.909 | 498/843 | |
| 2025-10-24 | 100km | 24:07:38 h | 4.145 | 252/634 |