Birdsong, Mark
United StatesManBorn 19481981 – 1984Runner id 918926
Events
4
1981 – 1984
Best pace
8.422
km/h · 1984
Best finish
11th
of 24 · 1981
Distance raced
323
km · splits not double-counted
Pace over time
km/h · higher is faster
Pace over time: 4 races from 1981 to 1984, ranging from 7.09 to 8.47 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 |
|---|---|---|---|---|---|
| 1981-03-29 | Pacific Crest Trail FiftyUnited States | 50mi | 9:56:00 h | 8.101 | 11/24 |
| 1981-08-30 | South Hell 50 Mile RaceUnited States | 50.7mi | 10:52:00 h | 7.509 | 12/13 |
| 1984-03-04 | 50mi | 11:20:48 h | 7.092 | 47/59 | |
| 1984-04-22 | Southern Pacific 50 Mile ChampionshipUnited States | 50mi | 9:33:14 h | 8.422 | 31/35 |