Tjaka, Isaac
South AfricaManBorn unknown1986 – 1990Runner id 1151827
Events
5
1986 – 1990
Best pace
12.574
km/h · 1987
Best finish
189th
of 8,376 · 1987
Distance raced
439
km · splits not double-counted
Pace over time
km/h · higher is faster
Pace over time: 5 races from 1986 to 1990, ranging from 11.76 to 12.57 kilometres per hour, where higher is faster.
- Actual pace
- Age-graded pace unavailable — no year of birth on record
Results
| Date | Event | Distance | Result | Pace km/h | Placing |
|---|---|---|---|---|---|
| 1986-05-31 | Comrades Marathon - Down RunSouth Africa | 89km | 7:09:06 h | 12.445 | 552/9654 |
| 1987-05-31 | Comrades Marathon - Up RunSouth Africa | 87km | 6:55:08 h | 12.574 | 189/8376 |
| 1988-05-31 | Comrades Marathon - Up RunSouth Africa | 87km | 7:18:52 h | 11.894 | 640/10363 |
| 1989-05-31 | Comrades Marathon - Down RunSouth Africa | 89km | 7:22:49 h | 12.059 | 670/10505 |
| 1990-05-31 | Comrades Marathon - Up RunSouth Africa | 87km | 7:23:53 h | 11.760 | 667/10271 |