Dong-Ho (조동호) Jo
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8
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 ?
South Korea
81,0%
Rank quotient ?This runner's calculation uses 8 eligible race(s): Σ(rank − 1) = 868; Σ finishers = 1 072. 868 / 1 072 × 100 = 80.97%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed8
Km — ultra races760 km
> 100 km1
> 160 km1
Longest race200,0 km
4th Jeju-do around 200 km — 12/3/2005
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road52,7%
Trail47,3%
Records
HISTORY
8 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2017 | ||||
| 13.05 | 65km | 11:24:00 h | 18 | |
| 2016 | ||||
| 24.04 | 65km | 11:00:00 h | 23 | |
| 2015 | ||||
| 10.05 | 65km | 11:04:00 h | 7 | |
| 2014 | ||||
| 17.05 | 64.7km | 13:02:00 h | 31 | |
| 2007 | ||||
| 12.05 | 100km | 14:40:31 h | 114 | |
| 2005 | ||||
| 01.10 | 100km | 15:34:54 h | 153 | |
| 09.04 | 100km | 15:17:00 h | 455 | |
| 12.03 | 200km | 35:04:00 h | 75 | |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 12/3/2005 | 4th Jeju-do around 200 km | 200,00 | ×8 |
| ✓ 2 | 12/5/2007 | 1st Incheon Kanghwa Ultramarathon Festival | 100,00 | ×4 |
| ✓ 3 | 1/10/2005 | 1st Daejeon Yusung Hot spring Ultramarathon | 100,00 | ×4 |
| ✓ 4 | 9/4/2005 | 3rd Cheongnamdae 100km Ultra Marathon | 100,00 | ×4 |
| ✓ 5 | 13/5/2017 | 4th Bukhansan Dulle-gil Trail Run | 65,00 | ×2 |
| ✓ 6 | 24/4/2016 | 3rd Bukhansan Dulle-gil Trail Run | 65,00 | ×2 |
| ✓ 7 | 10/5/2015 | 2nd Bukhansan Dulle-gil Trail Run | 65,00 | ×2 |
| ✓ 8 | 17/5/2014 | 1st Bukhansan Dulle-gil Trail Run | 64,70 | ×2 |