Johan McDonald
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Born : 1944
Cat. M80 Ultrarunner since 1971
14
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
30
DUV-index+ ?Largest integer N such that the race distances provide at least N complete segments of N km in total. A single long race may therefore contribute several segments. See the DUV-Index tab for the detailed calculation. calculation details
1
Countries visited ?South Africa
South Africa65,6%
Rank quotient ?This runner's calculation uses 14 eligible race(s): Σ(rank − 1) = 48 297; Σ finishers = 73 647. 48 297 / 73 647 × 100 = 65.58%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed14
Km — ultra races1 179 km
Longest race92,0 km
46th Comrades Marathon - Down Run — 31/5/1971
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road100,0%
Records
No record for a classic ultra format
HISTORY
14 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 1992 | ||||
| 30.05 | 87km | 67th Comrades Marathon - Up Run |
10:18:05 h | 7056 |
| 1988 | ||||
| 31.05 | 87km | 63rd Comrades Marathon - Up Run |
10:24:54 h | 7856 |
| 1987 | ||||
| 31.05 | 87km | 62nd Comrades Marathon - Up Run |
10:33:29 h | 6469 |
| 18.04 | 56km | 18th Two Oceans Marathon |
5:36:25 h | 3901 |
| 1985 | ||||
| 31.05 | 88km | 60th Comrades Marathon - Up Run |
10:00:25 h | 5089 |
| 1984 | ||||
| 01.06 | 90km | 59th Comrades Marathon - Down Run |
9:04:54 h | 3069 |
| 1983 | ||||
| 31.05 | 88km | 58th Comrades Marathon - Up Run |
8:03:50 h | 986 |
| 1982 | ||||
| 31.05 | 91km | 57th Comrades Marathon - Down Run |
9:59:43 h | 3345 |
| 1981 | ||||
| 01.06 | 90km | 56th Comrades Marathon - Up Run |
9:40:40 h | 2222 |
| 1980 | ||||
| 31.05 | 90km | 55th Comrades Marathon - Down Run |
10:06:00 h | 3112 |
| 05.04 | 56km | 11th Two Oceans Marathon |
5:27:38 h | 1132 |
| 1978 | ||||
| 31.05 | 90km | 53rd Comrades Marathon - Down Run |
10:28:00 h | 2357 |
| 1975 | ||||
| 31.05 | 87km | 50th Comrades Marathon - Up Run |
10:11:00 h | 1045 |
| 1971 | ||||
| 31.05 | 92km | 46th Comrades Marathon - Down Run |
9:52:26 h | 672 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 31/5/1971 | 46th Comrades Marathon - Down Run | 92,00 | ×3 |
| ✓ 2 | 31/5/1982 | 57th Comrades Marathon - Down Run | 91,00 | ×3 |
| ✓ 3 | 1/6/1984 | 59th Comrades Marathon - Down Run | 90,00 | ×3 |
| ✓ 4 | 1/6/1981 | 56th Comrades Marathon - Up Run | 90,00 | ×3 |
| ✓ 5 | 31/5/1980 | 55th Comrades Marathon - Down Run | 90,00 | ×3 |
| ✓ 6 | 31/5/1978 | 53rd Comrades Marathon - Down Run | 90,00 | ×3 |
| ✓ 7 | 31/5/1985 | 60th Comrades Marathon - Up Run | 88,00 | ×2 |
| ✓ 8 | 31/5/1983 | 58th Comrades Marathon - Up Run | 88,00 | ×2 |
| ✓ 9 | 30/5/1992 | 67th Comrades Marathon - Up Run | 87,00 | ×2 |
| ✓ 10 | 31/5/1988 | 63rd Comrades Marathon - Up Run | 87,00 | ×2 |
| ✓ 11 | 31/5/1987 | 62nd Comrades Marathon - Up Run | 87,00 | ×2 |
| ✓ 12 | 31/5/1975 | 50th Comrades Marathon - Up Run | 87,00 | ×2 |
| ✓ 13 | 18/4/1987 | 18th Two Oceans Marathon | 56,00 | ×1 |
| ✓ 14 | 5/4/1980 | 11th Two Oceans Marathon | 56,00 | ×1 |