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| Name: | Kostka, Jack |
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| Residence: | WI | ||
| Year of birth: | 1961 | (Cat. german: M65) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M60) | |
| Nationality: | USA  |
United States | |
| RunnerID: | 111565 | ||
2 search results (2 Events, 100 km). (More)
| 2007 | 1 Event, 50 km (More) | ||||
|---|---|---|---|---|---|
| 14.10.2007 | Glacial Trail 50 km Race (USA) | 50km | |||
| 7:29:58 h | Kostka, Jack | *WI | Overall: 86 | M: 63 | Cat M45: 12 |
| 2006 | 1 Event, 50 km (More) | ||||
| 08.10.2006 | Glacial Trail 50 km Race (USA) | 50km | |||
| 7:37:37 h | Kostka, Jack | *WI | Overall: 89 | M: 65 | Cat M40: 13 |
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 | 2007 | 2006 |
|---|
Comparison table
Comparison of performances in races with multiple participations
| 2007 | 2006 | ||
|---|---|---|---|
| Glacial Trail 50 km Race | 2 | 7:29:58 | 7:37:37 |