Tsung-Ming (顧聰明) Ku
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12
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
25
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
21,2%
Rank quotient ?This runner's calculation uses 12 eligible race(s): Σ(rank − 1) = 879; Σ finishers = 4 141. 879 / 4 141 × 100 = 21.23%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed12
Km — ultra races804 km
Longest race100,0 km
7th Zhenxibao (Cinsbu) 100 km Ultramarathon — 20/1/2019
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road100,0%
Wins & podiums (ultra)
🏆 Win1
🏆 Win M1
🏅 Top 32
🏅 Top 3 M2
Longest winning streak1
Current streak0
HISTORY
12 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 20/1/2019 | 7th Zhenxibao (Cinsbu) 100 km Ultramarathon | 100,00 | ×4 |
| ✓ 2 | 21/1/2018 | 6th Zhenxibao (Cinsbu) 100 km Ultramarathon | 100,00 | ×4 |
| ✓ 3 | 19/1/2020 | 8th Zhenxibao (Cinsbu) 50 Mile Ultramarathon | 80,47 | ×3 |
| ✓ 4 | 9/6/2019 | 8th Know13 volunteer's Ultra Marathon 80 km | 80,00 | ×3 |
| ✓ 5 | 8/1/2017 | 5th Zhenxibao (Cinsbu) 80 km Ultramarathon | 80,00 | ×3 |
| ✓ 6 | 4/3/2023 | 1st Chu 22 50km | 58,40 | ×2 |
| ✓ 7 | 13/12/2014 | 1st Kuanwu Ultramarathon | 56,50 | ×2 |
| ✓ 8 | 23/2/2014 | 2nd Zhenxibao (Cinsbu) 54 km Ultramarathon | 54,00 | ×2 |
| ✓ 9 | 8/1/2023 | 9th Zhenxibao (Cinsbu) 50 km Ultramarathon I | 50,00 | ×2 |
| ✓ 10 | 24/1/2016 | 4th Zhenxibao (Cinsbu) 50 km Ultramarathon | 50,00 | ×2 |
| ✓ 11 | 8/12/2012 | 2nd Hsinchu Bao-shan Second Reservoir Ultramarathon | 50,00 | ×2 |
| ✓ 12 | 17/12/2016 | 3rd Hsinchu Bao-shan Second Reservoir Ultramarathon | 45,00 | ×1 |