Bradley MacKenzie
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Born : 1971
Cat. M55 Ultrarunner since 2006
16
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
29
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 Africa19,9%
Rank quotient ?This runner's calculation uses 16 eligible race(s): Σ(rank − 1) = 14 505; Σ finishers = 72 924. 14 505 / 72 924 × 100 = 19.89%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed16
Km — ultra races1 021 km
Longest race89,0 km
91st Comrades Marathon - Down Run — 29/5/2016
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road94,9%
Trail5,1%
Records
HISTORY
16 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2023 | ||||
| 11.06 | 87km | 96th Comrades Marathon - Down Run |
7:27:15 h | 823 |
| 2019 | ||||
| 09.06 | 87km | 94th Comrades Marathon - Up Run |
7:20:12 h | 416 |
| 2018 | ||||
| 07.07 | 52km | 30th Rhodes 52 km Trail Run |
5:19:27 h | 5 |
| 2016 | ||||
| 29.05 | 89km | 91st Comrades Marathon - Down Run |
10:14:39 h | 5772 |
| 16.04 | 50km | 38th Bruintjieshoogte Ultra Marathon 50km |
4:01:06 h | 26 |
| 2015 | ||||
| 31.05 | 87km | 90th Comrades Marathon - Up Run |
8:57:42 h | 2001 |
| 18.04 | 50km | 37th Bruintjieshoogte Ultra Marathon 50km |
4:09:50 h | 15 |
| 2014 | ||||
| 22.03 | 50km | 36th Bruintjieshoogte Ultra Marathon 50km |
4:00:13 h | 15 |
| 2012 | ||||
| 03.06 | 89km road race | 87th Comrades Marathon - Down Run |
10:18:35 h | 5280 |
| 2009 | ||||
| 21.02 | 50km | 26th Bay Ultra 50 km |
3:25:11 h | 9 |
| 2008 | ||||
| 19.04 | 60km | Clover Settlers 60 km Ultra |
4:18:37 h | 17 |
| 01.03 | 50km | 30th Bruintjieshoogte Ultra Marathon 50km |
3:45:14 h | 9 |
| 09.02 | 50km | 25th Bay Ultra 50 km |
3:45:43 h | 21 |
| 2007 | ||||
| 12.05 | 50km | 24th Bay Ultra 50 km |
3:37:13 h | 21 |
| 28.04 | 60km | Clover Settlers 60 km Ultra |
4:29:23 h | 27 |
| 2006 | ||||
| 29.04 | 60km | Clover Settlers 60 km Ultra |
5:50:12 h | 64 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 29/5/2016 | 91st Comrades Marathon - Down Run | 89,00 | ×3 |
| ✓ 2 | 3/6/2012 | 87th Comrades Marathon - Down Run (RSA) | 89,00 | ×3 |
| ✓ 3 | 11/6/2023 | 96th Comrades Marathon - Down Run | 87,00 | ×3 |
| ✓ 4 | 9/6/2019 | 94th Comrades Marathon - Up Run | 87,00 | ×3 |
| ✓ 5 | 31/5/2015 | 90th Comrades Marathon - Up Run | 87,00 | ×3 |
| ✓ 6 | 19/4/2008 | Clover Settlers 60 km Ultra | 60,00 | ×2 |
| ✓ 7 | 28/4/2007 | Clover Settlers 60 km Ultra | 60,00 | ×2 |
| ✓ 8 | 29/4/2006 | Clover Settlers 60 km Ultra | 60,00 | ×2 |
| ✓ 9 | 7/7/2018 | 30th Rhodes 52 km Trail Run | 52,00 | ×1 |
| ✓ 10 | 16/4/2016 | 38th Bruintjieshoogte Ultra Marathon 50km | 50,00 | ×1 |
| ✓ 11 | 18/4/2015 | 37th Bruintjieshoogte Ultra Marathon 50km | 50,00 | ×1 |
| ✓ 12 | 22/3/2014 | 36th Bruintjieshoogte Ultra Marathon 50km | 50,00 | ×1 |
| ✓ 13 | 21/2/2009 | 26th Bay Ultra 50 km | 50,00 | ×1 |
| ✓ 14 | 1/3/2008 | 30th Bruintjieshoogte Ultra Marathon 50km | 50,00 | ×1 |
| ✓ 15 | 9/2/2008 | 25th Bay Ultra 50 km | 50,00 | ×1 |
| ✓ 16 | 12/5/2007 | 24th Bay Ultra 50 km | 50,00 | ×1 |