John Makhanya
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16
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
28
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
6,0%
Rank quotient ?This runner's calculation uses 16 eligible race(s): Σ(rank − 1) = 6 494; Σ finishers = 108 422. 6 494 / 108 422 × 100 = 5.99%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed16
Km — ultra races1 056 km
Longest race89,0 km
74th Comrades Marathon - Down Run — 16/6/1999
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road100,0%
Records
HISTORY
16 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2012 | ||||
| 17.03 | 50km | 3:41:09 h | 85 | |
| 2009 | ||||
| 21.03 | 50km | 3:19:18 h | 17 | |
| 2007 | ||||
| 17.03 | 50km | 3:11:27 h | 23 | |
| 2006 | ||||
| 22.04 | 50km | 3:15:38 h | 15 | |
| 18.03 | 50km | 3:14:42 h | 21 | |
| 2005 | ||||
| 26.03 | 56km road race | 3:53:51 h | 184 | |
| 2004 | ||||
| 16.06 | 87km road race | 6:50:01 h | 136 | |
| 2002 | ||||
| 17.06 | 87km road race | 6:39:47 h | 98 | |
| 30.03 | 56km | 3:43:13 h | 105 | |
| 2001 | ||||
| 14.04 | 56km | 3:48:27 h | 131 | |
| 2000 | ||||
| 16.06 | 87km road race | 7:18:45 h | 490 | |
| 1999 | ||||
| 16.06 | 89km | 7:13:10 h | 468 | |
| 1998 | ||||
| 16.06 | 87km | 8:58:00 h | 2618 | |
| 11.04 | 56km | 4:02:21 h | 326 | |
| 1997 | ||||
| 16.06 | 89km | 7:56:18 h | 1318 | |
| 29.03 | 56km | 4:08:24 h | 475 | |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 16/6/1999 | 74th Comrades Marathon - Down Run | 89,00 | ×3 |
| ✓ 2 | 16/6/1997 | 72nd Comrades Marathon - Down Run | 89,00 | ×3 |
| ✓ 3 | 16/6/2004 | 79th Comrades Marathon - Up Run (RSA) | 87,00 | ×3 |
| ✓ 4 | 17/6/2002 | 77th Comrades Marathon - Up Run (RSA) | 87,00 | ×3 |
| ✓ 5 | 16/6/2000 | 75th Comrades Marathon - Up Run (RSA) | 87,00 | ×3 |
| ✓ 6 | 16/6/1998 | 73rd Comrades Marathon - Up Run | 87,00 | ×3 |
| ✓ 7 | 26/3/2005 | 36th Two Oceans Marathon (RSA) | 56,00 | ×2 |
| ✓ 8 | 30/3/2002 | 33rd Two Oceans Marathon | 56,00 | ×2 |
| ✓ 9 | 14/4/2001 | 32rd Two Oceans Marathon | 56,00 | ×2 |
| ✓ 10 | 11/4/1998 | 29th Two Oceans Marathon | 56,00 | ×2 |
| ✓ 11 | 29/3/1997 | 28th Two Oceans Marathon | 56,00 | ×2 |
| ✓ 12 | 17/3/2012 | 22nd Om Die Dam 50km | 50,00 | ×1 |
| ✓ 13 | 21/3/2009 | 19th Om Die Dam 50km | 50,00 | ×1 |
| ✓ 14 | 17/3/2007 | 17th Om Die Dam 50km | 50,00 | ×1 |
| ✓ 15 | 22/4/2006 | 20th Loskop Ultra Marathon 50km | 50,00 | ×1 |
| ✓ 16 | 18/3/2006 | 16th Om Die Dam 50km | 50,00 | ×1 |