Tsukasa Kawarai
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Born : 1966
Cat. M60 Ultrarunner since 2015
8
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
26
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 States29,2%
Rank quotient ?This runner's calculation uses 8 eligible race(s): Σ(rank − 1) = 309; Σ finishers = 1 058. 309 / 1 058 × 100 = 29.21%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed8
Km — ultra races820 km
> 100 km2
> 160 km2
Longest race170,6 km
5th Cruel Jewel 100 Mile — 19/5/2017
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road8,1%
Trail91,9%
HISTORY
8 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 19/5/2017 | 5th Cruel Jewel 100 Mile | 170,59 | ×6 |
| ✓ 2 | 17/6/2016 | 4th Bryce 100 Mile Trail Run | 160,93 | ×6 |
| ✓ 3 | 15/7/2017 | 10th Vermont 100 km Endurance Race | 100,00 | ×3 |
| ✓ 4 | 9/9/2017 | 11th Run Rabbit Run 50 Mile Endurance Run | 80,47 | ×3 |
| ✓ 5 | 18/2/2017 | 7th Febapple Frozen 50 Miles | 80,47 | ×3 |
| ✓ 6 | 30/4/2016 | 9th Endurance Challenge - New York Trail 50 Miles | 80,47 | ×3 |
| ✓ 7 | 2/5/2015 | 8th Endurance Challenge - New York Trail 50 Miles | 80,47 | ×3 |
| ✓ 8 | 25/7/2015 | 5th BUS 6-Hour Pajama Run | 66,45 | ×2 |