Xolani Ndaba
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Born : 1973
Cat. M50 Ultrarunner since 1997
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 Africa9,1%
Rank quotient ?This runner's calculation uses 16 eligible race(s): Σ(rank − 1) = 12 955; Σ finishers = 141 784. 12 955 / 141 784 × 100 = 9.14%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed16
Km — ultra races1 200 km
Longest race90,0 km
98th Comrades Marathon - Down Run — 8/6/2025
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road100,0%
Records
HISTORY
16 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 8/6/2025 | 98th Comrades Marathon - Down Run | 90,00 | ×3 |
| ✓ 2 | 16/6/2003 | 78th Comrades Marathon - Down Run (RSA) | 89,00 | ×3 |
| ✓ 3 | 16/6/2001 | 76th Comrades Marathon - Down Run (RSA) | 89,00 | ×3 |
| ✓ 4 | 16/6/1997 | 72nd Comrades Marathon - Down Run | 89,00 | ×3 |
| ✓ 5 | 9/6/2024 | 97th Comrades Marathon - Up Run | 87,00 | ×3 |
| ✓ 6 | 11/6/2023 | 96th Comrades Marathon - Down Run | 87,00 | ×3 |
| ✓ 7 | 9/6/2019 | 94th Comrades Marathon - Up Run | 87,00 | ×3 |
| ✓ 8 | 2/6/2013 | 88th Comrades Marathon - Up Run (RSA) | 87,00 | ×3 |
| ✓ 9 | 17/6/2002 | 77th Comrades Marathon - Up Run (RSA) | 87,00 | ×3 |
| ✓ 10 | 14/6/2026 | 99th Comrades Marathon - Up Run | 86,00 | ×2 |
| ✓ 11 | 24/3/2019 | 4th Zululand 56 km Ultra Marathon (ZDM) | 56,00 | ×1 |
| ✓ 12 | 11/3/2018 | 3rd Zululand 56 km Ultra Marathon (ZDM) | 56,00 | ×1 |
| ✓ 13 | 13/3/2016 | 1st Zululand 56 km Ultra Marathon (ZDM) | 56,00 | ×1 |
| ✓ 14 | 27/4/2025 | 6th Prince Mangosuthu Ultra Marathon | 52,00 | ×1 |
| ✓ 15 | 13/4/2013 | 48th Arthur Cresswell Memorial Marathon Bergville to Ladysmith | 52,00 | ×1 |
| ✓ 16 | 31/3/2024 | City2City Ultra Marathon | 50,00 | ×1 |