Choong-Jae (이충재) Lee
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Born : 1977
Cat. M45 Ultrarunner since 2015
15
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
31
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
4
Countries visited ?
Hong Kong
ItalySouth Korea
Thailand
Hong KongItalySouth KoreaThailand61,9%
Rank quotient ?This runner's calculation uses 15 eligible race(s): Σ(rank − 1) = 5 788; Σ finishers = 9 354. 5 788 / 9 354 × 100 = 61.88%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed15
Km — ultra races1 202 km
> 100 km3
Longest race124,0 km
5th High Trail Nine Peaks - 9 Peaks — 30/10/2021
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road8,3%
Trail91,7%
Records
HISTORY
15 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2025 | ||||
| 29.08 | 101km | 19ème Courmayeur-Champex-Chamonix |
26:20:14 h | 1587 |
| 29.06 | 48km | 1st korea 50k Chuncheon |
10:38:05 h | 125 |
| 18.01 | 100km | 15th Hong Kong 100 Ultra Trail Race |
19:48:06 h | 596 |
| 2024 | ||||
| 07.12 | 53km | 1st Chiangmai Thailand by UTMB - HMONG 50 |
11:36:14 h | 1637 |
| 2023 | ||||
| 07.10 | 100km | 10th TransJeju by UTMB 100 |
17:10:02 h | 209 |
| 20.05 | 100km | 5th TNF 100 Korea |
25:10:56 h | 140 |
| 29.04 | 50km | 8th Korea 50K |
10:58:33 h | 202 |
| 2022 | ||||
| 15.10 | 50km | 9th Transjeju Int. Trail Run 50 |
9:17:35 h | 344 |
| 2021 | ||||
| 30.10 | 124km | 5th High Trail Nine Peaks - 9 Peaks |
34:48:01 h | 71 |
| 2019 | ||||
| 12.10 | 110km | 7th Transjeju Int. Trail Run 100 |
26:06:44 h | 120 |
| 21.04 | 50km | 5th Korea 50K |
9:34:25 h | 116 |
| 2018 | ||||
| 21.04 | 58km | 4th Korea 50K |
13:31:38 h | 317 |
| 2017 | ||||
| 20.05 | 100km | 2nd TNF 100 Korea |
23:50:20 h | 58 |
| 21.04 | 58km | 3rd Korea 50K |
12:30:53 h | 204 |
| 2015 | ||||
| 02.05 | 100km | 14th Jeju City 100 km |
14:43:52 h | 77 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 30/10/2021 | 5th High Trail Nine Peaks - 9 Peaks | 124,00 | ×4 |
| ✓ 2 | 12/10/2019 | 7th Transjeju Int. Trail Run 100 | 110,00 | ×3 |
| ✓ 3 | 29/8/2025 | 19ème Courmayeur-Champex-Chamonix (CCC) | 101,00 | ×3 |
| ✓ 4 | 18/1/2025 | 15th Hong Kong 100 Ultra Trail Race | 100,00 | ×3 |
| ✓ 5 | 7/10/2023 | 10th TransJeju by UTMB 100 | 100,00 | ×3 |
| ✓ 6 | 20/5/2023 | 5th TNF 100 Korea | 100,00 | ×3 |
| ✓ 7 | 20/5/2017 | 2nd TNF 100 Korea | 100,00 | ×3 |
| ✓ 8 | 2/5/2015 | 14th Jeju City 100 km | 100,00 | ×3 |
| ✓ 9 | 21/4/2018 | 4th Korea 50K | 58,00 | ×1 |
| ✓ 10 | 21/4/2017 | 3rd Korea 50K | 58,00 | ×1 |
| ✓ 11 | 7/12/2024 | 1st Chiangmai Thailand by UTMB - HMONG 50 | 53,00 | ×1 |
| ✓ 12 | 29/4/2023 | 8th Korea 50K | 50,00 | ×1 |
| ✓ 13 | 15/10/2022 | 9th Transjeju Int. Trail Run 50 | 50,00 | ×1 |
| ✓ 14 | 21/4/2019 | 5th Korea 50K | 50,00 | ×1 |
| ✓ 15 | 29/6/2025 | 1st korea 50k Chuncheon | 48,00 | ×1 |