Duff, Michael
United StatesManBorn 19752019 – 2025Runner id 1278756
Events
5
2019 – 2025
Best pace
10.190
km/h · 2023
Best finish
27th
of 347 · 2019
Distance raced
280
km · splits not double-counted
Pace over time
km/h · higher is faster
Pace over time: 5 races from 2019 to 2025, ranging from 6.71 to 11.13 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 |
|---|---|---|---|---|---|
| 2019-05-04 | Rock The Ridge 50-Mile Endurance ChallengeUnited States | 50mi | 9:00:14 h | 8.937 | 27/347 |
| 2021-04-17 | 50km | 7:26:47 h | 6.715 | 54/115 | |
| 2021-07-10 | Chesterfield Gorge 50 Km Ultra RaceUnited States | 50km | 4:55:45 h | 10.144 | 7/51 |
| 2023-06-03 | Chesterfield Gorge 50 Km Ultra RaceUnited States | 50km | 4:54:25 h | 10.190 | 10/41 |
| 2025-05-31 | Chesterfield Gorge 50 Km Ultra RaceUnited States | 50km | 5:30:27 h | 9.079 | 14/69 |