Koolen, Sjef
NetherlandsManBorn 19371985 – 2007Runner id 1676485
Events
18
1985 – 2007
Best pace
8.297
km/h · 1989
Best finish
23rd
of 93 · 1991
Distance raced
1,701
km · splits not double-counted
Pace over time
km/h · higher is faster
Pace over time: 18 races from 1985 to 2007, ranging from 6.53 to 10.03 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 |
|---|---|---|---|---|---|
| 1985-05-18 | 100mi | 23:28:24 h | 6.856 | 9/14 | |
| 1989-03-11 | 50km | 6:01:35 h | 8.297 | 8/22 | |
| 1989-03-26 | 80km | 10:35:02 h | 7.559 | 42/56 | |
| 1989-04-15 | 15h | 109.225 km | 7.282 | 38/91 | |
| 1990-03-11 | 50km | 6:04:13 h | 8.237 | 10/28 | |
| 1990-04-21 | 15h | 110.000 km | 7.333 | 25/84 | |
| 1991-04-13 | 15h | 112.100 km | 7.473 | 23/93 | |
| 1991-05-11 | 100mi | 22:09:39 h | 7.262 | 8/13 | |
| 1992-04-18 | 80km | 9:45:47 h | 8.194 | 23/32 | |
| 1992-05-22 | 100mi | 23:04:57 h | 6.972 | 6/11 | |
| 1993-04-10 | 80km | 9:45:09 h | 8.203 | 22/32 | |
| 1994-03-13 | 50km | 6:09:59 h | 8.108 | 2/8 | |
| 1994-04-02 | 80km | 10:01:42 h | 7.977 | 19/26 | |
| 1998-04-11 | 80km | 10:10:41 h | 7.860 | 44/74 | |
| 1999-03-14 | 50km | 6:10:45 h | 8.092 | 6/10 | |
| 1999-04-03 | 80km | 10:16:00 h | 7.792 | 20/45 | |
| 2002-04-20 | Nacht van Loon op ZandNetherlands | 15h | 106.400 km | 7.093 | 36/66 |
| 2007-05-19 | 100km | 15:18:25 h | 6.533 | 6/6 |