Jelfs, Sam
NetherlandsManBorn 19842016 – 2025Runner id 865826
Events
25
22 race dates
Best pace
11.018
km/h · 2019
Best finish
2nd
of 86 · 2019
Distance raced
3,388
km · splits not double-counted
Pace over time
22 of 25 results · km/h
Pace over time: 22 races from 2016 to 2025, ranging from 3.92 to 11.05 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
3 results are not on this chart. They are counted in every statistic above and listed in full below — backyard ultras carry a lap count instead of a pace, which is the number that means something in that format.
Results
| Date | Event | Distance | Result | Pace km/h | Placing |
|---|---|---|---|---|---|
| 2016-09-24 | 80km | 8:50:36 h | 9.046 | 19/125 | |
| 2016-11-19 | Lommel trailBelgium | 55km | 5:10:58 h | 10.612 | 14/57 |
| 2017-03-19 | 65km | 7:18:44 h | 8.889 | 28/252 | |
| 2017-04-29 | Thames Path 100Great Britain | 100mi | 19:39:22 h | 8.187 | 21/209 |
| 2017-09-09 | 112km | 14:36:25 h | 7.668 | 7/48 | |
| 2017-12-16 | The Bello Gallico TrailBelgium | 160km | 18:44:00 h | 8.541 | 3/56 |
| 2018-03-10 | 75km | 7:35:24 h | 9.881 | 16/86 | |
| 2018-05-26 | Grand Union Canal Race 145 mile (GUCR)Great Britain | 145mi | 32:22:00 h | 7.210 | 10/54 |
| 2018-08-11 | Trail des Fantomes 70kmBelgium | 70km | 9:34:00 h | 7.317 | 28/101 |
| 2018-09-22 | The Great Escape 161kmLuxembourg | 161km | 29:22:00 h | 5.482 | 6/38 |
| 2018-10-27 | 100km | 11:05:41 h | 9.013 | 13/90 | |
| 2018-12-15 | 100mi | 18:47:00 h | 8.568 | 4/101 | |
| 2019-03-01 | Legends TrailBelgium | 250km | 2d 13:41:00 h | 4.053 | 15/34 |
| 2019-05-19 | Vaalserberg TrailNetherlands | 48.6km | 4:24:40 h | 11.018 | 3/70 |
| 2019-06-01 | Kerel Challenge RunBelgium | 12h | 75.960 km | 6.330 | 1/8 |
| 2019-06-28 | Another One Bites the DustBelgium | 29h | 166.852 km | — | 2/86 |
| 2019-09-21 | The Great Escape 161kmLuxembourg | 161km | 27:28:00 h | 5.862 | 4/62 |
| 2020-09-19 | 24h | 94.097 km | 3.921 | 52/61 | |
| 2021-08-20 | Another One Bites the DustBelgium | 32h | 95.344 km | — | 22/40 |
| 2022-04-09 | TDI (Trail des Idylles)Belgium | 55km | 8:50:28 h | 6.221 | 98/133 |
| 2022-06-25 | Warwickshire Ring 111 mile Canal Race (WRCR)Great Britain | 111mi | 23:27:00 h | 7.618 | 4/46 |
| 2023-05-27 | Grand Union Canal Race 145 mile (GUCR)Great Britain | 145mi | 29:34:00 h | 7.892 | 5/52 |
| 2025-09-19 | 204.5km | 38:05:21 h | 5.369 | 21/81 | |
| 2025-10-18 | Dutch Backyard UltraNetherlands | 36h | 60.354 km | 9laps | 157/188 |
| 2025-11-20 | Copthorne 200miGreat Britain | 206mi | 2d 19:24:26 h | 4.918 | 1/3 |