Robert Johnson
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Born : 1961
Cat. M65 Ultrarunner since 1999
2
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
16
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 ?United States
United States58,4%
Rank quotient ?This runner's calculation uses 2 eligible race(s): Σ(rank − 1) = 52; Σ finishers = 89. 52 / 89 × 100 = 58.43%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed2
Km — ultra races298 km
> 100 km1
> 160 km1
> 200 km1
Longest race217,3 km
15th Badwater Ultramarathon — 25/7/2001
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road73,0%
Trail27,0%
Records
HISTORY
2 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2001 | ||||
| 25.07 | 135mi | 15th Badwater Ultramarathon |
47:00:27 h | 31 |
| 1999 | ||||
| 11.09 | 50mi | 4th Dances with Dirt - Hell 50M Ultra |
10:43:27 h | 23 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 25/7/2001 | 15th Badwater Ultramarathon | 217,26 | ×13 |
| ✓ 2 | 11/9/1999 | 4th Dances with Dirt - Hell 50M Ultra | 80,47 | ×5 |