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| Name: | van Heerden, Isak |
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| Club: | Germiston Callies Harriers | ||
| Residence: | |||
| Year of birth: | 1954 | (Cat. german: M70) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M70) | |
| Nationality: | RSA  |
South Africa | |
| RunnerID: | 1351366 | ||
5 search results (5 Events, 447 km). (More)
| 1985 | 1 Event, 88 km (More) | ||||
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| 31.05.1985 | Comrades Marathon - Up Run (RSA) | 88km | |||
| 10:24:15 h | van Heerden, Isak | Germiston Callies Harriers | Overall: 6242 | M: 6052 | Cat M23: 2421 |
| 1983 | 1 Event, 88 km (More) | ||||
| 31.05.1983 | Comrades Marathon - Up Run (RSA) | 88km | |||
| 9:50:24 h | van Heerden, Isak | Pretoria Marathon Club | Overall: 3358 | M: 3289 | Cat M23: 1576 |
| 1982 | 1 Event, 91 km (More) | ||||
| 31.05.1982 | Comrades Marathon - Down Run (RSA) | 91km | |||
| 10:24:18 h | van Heerden, Isak | Pretoria Marathon Club | Overall: 3833 | M: 3763 | Cat M23: 1561 |
| 1981 | 1 Event, 90 km (More) | ||||
| 01.06.1981 | Comrades Marathon - Up Run (RSA) | 90km | |||
| 8:32:15 h | van Heerden, Isak | Pretoria Marathon Club | Overall: 1110 | M: 1102 | Cat M23: 505 |
| 1980 | 1 Event, 90 km (More) | ||||
| 31.05.1980 | Comrades Marathon - Down Run (RSA) | 90km | |||
| 8:39:00 h | van Heerden, Isak | Pretoria Marathon Club | Overall: 1529 | M: 1506 | Cat M23: 639 |
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 | 1985 | 1983 | 1982 | 1981 | 1980 |
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Comparison table
Comparison of performances in races with multiple participations
| 1985 | 1983 | 1982 | 1981 | 1980 | ||
|---|---|---|---|---|---|---|
| Comrades Marathon - Down Run | 5 | 10:24:15 | 9:50:24 | 10:24:18 | 8:32:15 | 8:39:00 |