Nicolas Perret du Cray
External sources
Loading FFA
Loading MV
FFA diagnostics
Run “Search / refresh FFA” to see each season, HTTP response, candidate and DUV comparison.
MarathonView diagnostics
Run “Refresh MV” to see login, session validation and parser status.
Cached locally. Empty refreshes never erase the last valid snapshot.
Born : 1976
Cat. M50 Ultrarunner since 2013
10
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
20
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
6
Countries visited ?
China
Hong Kong
South Korea
Singapore
Thailand
Taiwan
ChinaHong KongSouth KoreaSingaporeThailandTaiwan25,8%
Rank quotient ?This runner's calculation uses 10 eligible race(s): Σ(rank − 1) = 757; Σ finishers = 2 934. 757 / 2 934 × 100 = 25.80%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed10
Km — ultra races508 km
Longest race56,0 km
6th Transjeju Int. Trail Run 50 km — 20/10/2018
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
Records
HISTORY
10 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2025 | ||||
| 08.11 | 50km | 9th MSIG Taiwan Action Asia 50 |
11:18:15 h | 48 |
| 2024 | ||||
| 09.11 | 52km | 11th TransLantau 50 by UTMB |
11:25:04 h | 213 |
| 2019 | ||||
| 11.05 | 50km | 11th The North Face 50 China Plus |
7:54:55 h | 104 |
| 2018 | ||||
| 20.10 | 56km | 6th Transjeju Int. Trail Run 50 km |
9:17:39 h | 45 |
| 19.05 | 50km | 3rd Beijing 100 Baoshan Trail - 50km |
7:50:46 h | 36 |
| 2017 | ||||
| 22.04 | 50km | 2nd Beijing 100 Baoshan Trail - 50km |
8:39:19 h | 25 |
| 2015 | ||||
| 18.04 | 50km | 3rd DL50 Ultra Endurance Race |
8:34:48 h | 39 |
| 2014 | ||||
| 10.10 | 50km | The North Face 50 Singapore |
6:59:43 h | 144 |
| 08.02 | 50km | 3rd The North Face 100 Thailand - 50 km |
6:41:12 h | 48 |
| 2013 | ||||
| 17.03 | 50km | 2nd TransLantau 50 Ultra Trail |
8:34:00 h | 65 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 20/10/2018 | 6th Transjeju Int. Trail Run 50 km | 56,00 | ×2 |
| ✓ 2 | 9/11/2024 | 11th TransLantau 50 by UTMB | 52,00 | ×2 |
| ✓ 3 | 8/11/2025 | 9th MSIG Taiwan Action Asia 50 | 50,00 | ×2 |
| ✓ 4 | 11/5/2019 | 11th The North Face 50 China Plus | 50,00 | ×2 |
| ✓ 5 | 19/5/2018 | 3rd Beijing 100 Baoshan Trail - 50km | 50,00 | ×2 |
| ✓ 6 | 22/4/2017 | 2nd Beijing 100 Baoshan Trail - 50km | 50,00 | ×2 |
| ✓ 7 | 18/4/2015 | 3rd DL50 Ultra Endurance Race | 50,00 | ×2 |
| ✓ 8 | 10/10/2014 | The North Face 50 Singapore | 50,00 | ×2 |
| ✓ 9 | 8/2/2014 | 3rd The North Face 100 Thailand - 50 km | 50,00 | ×2 |
| ✓ 10 | 17/3/2013 | 2nd TransLantau 50 Ultra Trail | 50,00 | ×2 |