Grieveson, Jack
South AfricaManBorn 19461972 – 1991Runner id 164950
Events
15
1972 – 1991
Best pace
13.056
km/h · 1980
Best finish
682nd
of 9,654 · 1986
Distance raced
1,236
km · splits not double-counted
Pace over time
km/h · higher is faster
Pace over time: 15 races from 1972 to 1991, ranging from 8.64 to 13.09 kilometres per hour, where higher is faster. A second, age-graded series is drawn above it; the gap between the two is the age credit.
- Actual pace
- Age-graded pace
Results
| Date | Event | Distance | Result | Pace km/h | Placing |
|---|---|---|---|---|---|
| 1972-06-03 | 90km | 9:56:29 h | 9.053 | 621/976 | |
| 1978-05-31 | 90km | 8:53:00 h | 10.131 | 1180/2601 | |
| 1980-04-05 | Two Oceans MarathonSouth Africa | 56km | 4:17:21 h | 13.056 | 279/1339 |
| 1981-06-01 | 90km | 7:47:40 h | 11.547 | 558/3661 | |
| 1982-05-31 | 91km | 7:24:59 h | 12.270 | 532/4602 | |
| 1983-05-31 | 88km | 8:00:01 h | 11.000 | 934/5364 | |
| 1984-06-01 | 90km | 8:17:53 h | 10.846 | 1720/7105 | |
| 1985-05-31 | 88km | 7:44:06 h | 11.377 | 785/8192 | |
| 1986-05-31 | 89km | 7:15:27 h | 12.263 | 682/9654 | |
| 1987-05-31 | 87km | 10:04:00 h | 8.642 | 4923/8376 | |
| 1988-04-02 | Two Oceans MarathonSouth Africa | 56km | 4:32:58 h | 12.309 | 1026/5865 |
| 1988-05-31 | 87km | 7:40:23 h | 11.338 | 1099/10363 | |
| 1989-03-25 | Two Oceans MarathonSouth Africa | 56km | 5:09:51 h | 10.844 | 2449/6066 |
| 1989-05-31 | 89km | 8:23:40 h | 10.602 | 1925/10505 | |
| 1991-05-31 | 89km | 8:47:52 h | 10.116 | 3313/12080 |