Chi-Lung (蔡吉龍) Tsai
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15
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
42
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 ?
Taiwan
35,1%
Rank quotient ?This runner's calculation uses 15 eligible race(s): Σ(rank − 1) = 1 512; Σ finishers = 4 303. 1 512 / 4 303 × 100 = 35.14%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed50
Km — ultra races2 911 km
> 100 km1
> 160 km1
> 200 km1
Longest race1 046,0 km
2nd Tour de Taiwan 1046 km — 24/1/2025
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road31,0%
Stage69,0%
HISTORY
32 race(s) · 4 split(s) nested| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 24/1/2025 | 2nd Tour de Taiwan 1046 km | 1 046,00 | ×24 |
| ✓ 2 | 5/1/2020 | 2nd National University of Kaohsiung 100km | 100,00 | ×2 |
| ✓ 3 | 9/12/2018 | 2nd Shancheng 100 km Ultramarathon | 100,00 | ×2 |
| ✓ 4 | 3/11/2018 | 6th Kaohsiung 12h UltraMarathon | 94,50 | ×2 |
| ✓ 5 | 18/12/2016 | 2nd National University of Kaohsiung 12h | 88,75 | ×2 |
| ✓ 6 | 23/11/2024 | 1st The Liudui Hakka Ultra Marathon | 60,00 | ×1 |
| ✓ 7 | 16/2/2018 | 11th Tainan Branch Friendship Cup Chinese New Year Marathon | 55,00 | ×1 |
| ✓ 8 | 5/2/2019 | 12th Tainan Branch Friendship Cup Chinese New Year Marathon | 54,40 | ×1 |
| ✓ 9 | 4/11/2017 | 5th Kaohsiung 6h UltraMarathon Saturday Run | 54,25 | ×1 |
| ✓ 10 | 8/2/2016 | 9th Tainan Branch Friendship Cup Chinese New Year Marathon | 53,50 | ×1 |
| ✓ 11 | 28/1/2017 | 10th Tainan Branch Friendship Cup Chinese New Year Marathon | 51,80 | ×1 |
| ✓ 12 | 25/1/2020 | 13th Chinese New Year Marathon - Rat | 51,00 | ×1 |
| ✓ 13 | 19/1/2020 | 8th Zhenxibao (Cinsbu) 50 km Ultramarathon | 50,00 | ×1 |
| ✓ 14 | 9/4/2017 | 2nd Kaohaiung Love Public Ultramarathon | 45,30 | ×1 |
| ✓ 15 | 22/5/2016 | 1st Kaohaiung Love Public Ultramarathon | 45,30 | ×1 |