Richard Lance Cummins
External sources
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17
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
28
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 ?
Hong Kong
Thailand
38,2%
Rank quotient ?This runner's calculation uses 17 eligible race(s): Σ(rank − 1) = 1 429; Σ finishers = 3 741. 1 429 / 3 741 × 100 = 38.20%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed17
Km — ultra races1 116 km
> 100 km2
> 24h2
Longest race103,8 km
1st Chiangmai 24 Hr Challenge — 27/9/2025
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road52,9%
Trail47,1%
Wins & podiums (ultra)
🏆 Win0
🏆 Win M0
🏅 Top 31
🏅 Top 3 M1
Longest winning streak0
Current streak0
HISTORY
17 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 27/9/2025 | 1st Chiangmai 24 Hr Challenge | 103,80 | ×3 |
| ✓ 2 | 25/1/2025 | 1st Chiang Mai 24 From Dusk Till Dawn | 100,80 | ×3 |
| ✓ 3 | 7/10/2023 | 2nd CNX 100K Ultra Marathon | 100,00 | ×3 |
| ✓ 4 | 5/9/2020 | 1st Run Road 100 | 100,00 | ×3 |
| ✓ 5 | 1/11/2014 | 3rd Relentless Chiang Mai 12-Hour-Run | 77,70 | ×2 |
| ✓ 6 | 4/2/2017 | 6th The North Face 100 Thailand - 75 km | 75,00 | ×2 |
| ✓ 7 | 7/11/2015 | 4th Relentless Chiang Mai 12-Hour-Run | 58,24 | ×2 |
| ✓ 8 | 20/1/2024 | 10th The North Face 100 Thailand - 50 km | 50,00 | ×1 |
| ✓ 9 | 1/2/2020 | 9th The North Face 100 Thailand - 50 km | 50,00 | ×1 |
| ✓ 10 | 26/1/2019 | 8th The North Face 100 Thailand - 50 km | 50,00 | ×1 |
| ✓ 11 | 25/2/2017 | 1st Doi Inthanon Ultramarathon | 50,00 | ×1 |
| ✓ 12 | 30/1/2016 | 5th The North Face 100 Thailand - 50 km | 50,00 | ×1 |
| ✓ 13 | 31/1/2015 | 4th The North Face 100 Thailand - 50 km | 50,00 | ×1 |
| ✓ 14 | 8/2/2014 | 3rd The North Face 100 Thailand - 50 km | 50,00 | ×1 |
| ✓ 15 | 17/3/2013 | 2nd TransLantau 50 Ultra Trail | 50,00 | ×1 |
| ✓ 16 | 2/2/2013 | 2nd The North Face 100 Thailand - 50 km | 50,00 | ×1 |
| ✓ 17 | 4/2/2012 | 1st The North Face 100 Thailand - 50 km | 50,00 | ×1 |
