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| Name: | Borkowski, Jonathan |
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| Club: | |||
| Residence: | Cambridge Springs, PA | ||
| Year of birth: | 1952 | (Cat. german: M70) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M70) | |
| Nationality: | USA  |
United States | |
| RunnerID: | 354724 | ||
5 search results (5 Events, 435.326 km). (More)
| 1988 | 1 Event, 113.458 km (More) | ||||
|---|---|---|---|---|---|
| 11.-12.06.1988 | Laurel Highlands 70 Mile Ultra (USA) | 70.5mi | |||
| 17:47:08 h | Borkowski, Jonathan | Overall: 14 | M: 13 | Cat M35: 5 | |
| 1987 | 1 Event, 80.467 km (More) | ||||
| 12.09.1987 | Groundhog Fall 50 Mile Endurance Run (USA) | 50mi | |||
| 10:04:23 h | Borkowski, Jonathan | Overall: 61 | M: 56 | Cat M23: 18 | |
| 1986 | 2 Events, 160.934 km (More) | ||||
| 22.11.1986 | JFK 50 Mile (USA) | 50mi | |||
| 10:38:41 h | Borkowski, Jonathan | *Cambridge Springs, PA | Overall: 110 | M: 108 | Cat M23: 32 |
| 13.09.1986 | Groundhog Fall 50 Mile Endurance Run (USA) | 50mi | |||
| 9:02:13 h | Borkowski, Jonathan | Overall: 31 | M: 31 | Cat M23: 8 | |
| 1985 | 1 Event, 80.467 km (More) | ||||
| 17.11.1985 | Nickel City Fifty Miler (USA) | 50mi | |||
| 8:47:11 h | Borkowski, Jonathan | Overall: 28 | M: 27 | Cat M23: 7 | |
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 | 1988 | 1987 | 1986 | 1985 |
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Comparison table
Comparison of performances in races with multiple participations
| 1988 | 1987 | 1986 | 1985 | ||
|---|---|---|---|---|---|
| Groundhog Fall 50 Mile Endurance Run | 2 | 10:04:23 | 9:02:13 |