Yeon-Hee (소연희) So
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Born : 1983
Cat. W40 Ultrarunner since 2022
10
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
2
Countries visited ?South Korea
Thailand
South KoreaThailand7,2%
Rank quotient ?This runner's calculation uses 10 eligible race(s): Σ(rank − 1) = 371; Σ finishers = 5 164. 371 / 5 164 × 100 = 7.18%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed10
Km — ultra races836 km
> 100 km2
> 160 km1
Longest race175,0 km
1st Chiangmai Thailand by UTMB - TRANS-INT 160 — 6/12/2024
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
Wins & podiums (ultra)
🏆 Win0
🏆 Win F1
🏅 Top 30
🏅 Top 3 F3
Longest winning streak0
Current streak0
Records
HISTORY
10 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2026 | ||||
| 30.05 | 62km | 13th Geoje Jimaek Trail Run - 62 km |
9:44:57 h | 11 |
| 2025 | ||||
| 18.10 | 107km | 12th TransJeju by UTMB - Jeju100K |
16:10:59 h | 35 |
| 26.04 | 50km | 3rd Black Yak Trail Running |
6:53:49 h | 21 |
| 2024 | ||||
| 06.12 | 175km | 1st Chiangmai Thailand by UTMB - TRANS-INT 160 |
34:15:13 h | 42 |
| 12.10 | 100km | 11th TransJeju by UTMB 100 |
15:37:38 h | 40 |
| 27.04 | 50km | 9th Korea 50K |
7:37:18 h | 40 |
| 2023 | ||||
| 09.12 | 96.5km | 4th Doi Inthanon Thailand by UTMB - ELEPHANT 100 |
16:23:09 h | 79 |
| 07.10 | 100km | 10th TransJeju by UTMB 100 |
14:48:18 h | 76 |
| 2022 | ||||
| 27.10 | 45km | 6th High Trail Nine Peaks - 5 Peaks |
7:39:56 h | 20 |
| 15.10 | 50km | 4th Seoul Ultra Trail 50K |
8:15:16 h | 17 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 6/12/2024 | 1st Chiangmai Thailand by UTMB - TRANS-INT 160 | 175,00 | ×7 |
| ✓ 2 | 18/10/2025 | 12th TransJeju by UTMB - Jeju100K | 107,00 | ×4 |
| ✓ 3 | 12/10/2024 | 11th TransJeju by UTMB 100 | 100,00 | ×4 |
| ✓ 4 | 7/10/2023 | 10th TransJeju by UTMB 100 | 100,00 | ×4 |
| ✓ 5 | 9/12/2023 | 4th Doi Inthanon Thailand by UTMB - ELEPHANT 100 | 96,50 | ×3 |
| ✓ 6 | 30/5/2026 | 13th Geoje Jimaek Trail Run - 62 km | 62,00 | ×2 |
| ✓ 7 | 26/4/2025 | 3rd Black Yak Trail Running | 50,00 | ×2 |
| ✓ 8 | 27/4/2024 | 9th Korea 50K | 50,00 | ×2 |
| ✓ 9 | 15/10/2022 | 4th Seoul Ultra Trail 50K | 50,00 | ×2 |
| ✓ 10 | 27/10/2022 | 6th High Trail Nine Peaks - 5 Peaks | 45,00 | ×1 |