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| Name: | Koss, John |
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| Club: | |||
| Residence: | Woodbridge, VA | ||
| Year of birth: | 1985 | (Cat. german: M40) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M40) | |
| Nationality: | USA  |
United States | |
| RunnerID: | 557558 | ||
3 search results (3 Events, 180.467 km). (More)
| 2018 | 1 Event, 50 km (More) | ||||
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| 13.10.2018 | High Bridge Ultra 50K (USA) | 50km | |||
| 6:10:02 h | Koss, John | *Stafford, VA | Overall: 42 | M: 35 | Cat M23: 12 |
| 2014 | 2 Events, 130.467 km (More) | ||||
| 08.06.2014 | Endurance Challenge - Washington D.C. Trail 50 Miles (USA) | 50mi | |||
| 11:27:57 h | Koss, John | *Woodbridge, VA | Overall: 171 | M: 146 | Cat M23: 73 |
| 10.05.2014 | Singletrack Maniac 50k Trail Run (USA) | 50km | |||
| 6:21:08 h | Koss, John | *Woodbridge, VA | Overall: 17 | M: 14 | Cat M23: 8 |
Personal bests
Your list of personal best performances only contains performances of races which can be included into rankings.
In brackets rank in yearly international/national rankings.
| PB | 2018 | 2014 |
|---|