Rolf Morck
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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.
32
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
72,3%
Rank quotient ?This runner's calculation uses 16 eligible race(s): Σ(rank − 1) = 931; Σ finishers = 1 288. 931 / 1 288 × 100 = 72.28%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed16
Km — ultra races1 296 km
> 100 km3
> 160 km3
Longest race160,9 km
7th Lean Horse Ultra-Marathon 100 Mile — 27/8/2011
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road23,3%
Trail76,7%
HISTORY
16 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 27/8/2011 | 7th Lean Horse Ultra-Marathon 100 Mile | 160,93 | ×5 |
| ✓ 2 | 1/8/2009 | 3rd Burning River 100 Mile Endurance Run | 160,93 | ×5 |
| ✓ 3 | 23/8/2008 | 4th Lean Horse Ultra-Marathon 100 Mile | 160,93 | ×5 |
| ✓ 4 | 5/6/2010 | 21st FANS 12 Hour Run | 89,40 | ×2 |
| ✓ 5 | 4/6/2011 | 22nd FANS 12 Hour Run | 83,22 | ×2 |
| ✓ 6 | 6/6/2009 | 20th FANS 12 Hour Run | 81,01 | ×2 |
| ✓ 7 | 18/8/2017 | 13th Lean Horse Ultra-Marathon 50 Mile | 80,47 | ×2 |
| ✓ 8 | 25/8/2007 | 3rd Lean Horse Ultra-Marathon 50 Mile | 80,47 | ×2 |
| ✓ 9 | 25/4/2015 | 8th Chippewa Moraine 50km Ultra Marathon | 50,00 | ×1 |
| ✓ 10 | 20/4/2013 | 23rd Trail Mix Race | 50,00 | ×1 |
| ✓ 11 | 28/4/2012 | 5th Chippewa Moraine 50km Ultra Marathon | 50,00 | ×1 |
| ✓ 12 | 10/4/2010 | 3rd Chippewa Moraine 50km Ultra Marathon | 50,00 | ×1 |
| ✓ 13 | 25/4/2009 | 2nd Chippewa Moraine 50km Ultra Marathon | 50,00 | ×1 |
| ✓ 14 | 12/4/2008 | 1st Chippewa Moraine 50km Ultra Marathon | 50,00 | ×1 |
| ✓ 15 | 8/11/2014 | 1st Icebox 480 - 8 Hour Run | 49,89 | ×1 |
| ✓ 16 | 6/6/2015 | 26th FANS 6 Hour Run | 48,92 | ×1 |