Noriko (山中宣子) Yamanaka
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Born : 1969
Cat. W55 Ultrarunner since 2019
15
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
33
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 ?Japan
Japan64,4%
Rank quotient ?This runner's calculation uses 15 eligible race(s): Σ(rank − 1) = 4 709; Σ finishers = 7 312. 4 709 / 7 312 × 100 = 64.40%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed15
Km — ultra races1 306 km
> 100 km2
Longest race155,0 km
1st Tone River Run Up Journey Run Downstream — 9/10/2021
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road100,0%
Wins & podiums (ultra)
🏆 Win0
🏆 Win F1
🏅 Top 30
🏅 Top 3 F1
Longest winning streak0
Current streak0
Records
HISTORY
15 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 9/10/2021 | 1st Tone River Run Up Journey Run Downstream | 155,00 | ×4 |
| ✓ 2 | 22/2/2020 | 10th Oedo Night run 115k | 115,00 | ×3 |
| ✓ 3 | 18/12/2022 | 5th Okinawa 100km Ultramarathon | 100,00 | ×3 |
| ✓ 4 | 22/5/2022 | 10th Tokyo Shibamata 100 km | 100,00 | ×3 |
| ✓ 5 | 8/12/2019 | 2nd Tobishima Ultra Marathon | 100,00 | ×3 |
| ✓ 6 | 20/10/2019 | 25th River Shimanto 100km | 100,00 | ×3 |
| ✓ 7 | 7/10/2019 | 1st Fuji 4 Lakes 100 km Autumn Challenge | 100,00 | ×3 |
| ✓ 8 | 8/9/2019 | 7th 100 km Ultramarathon Hakusan-Shirakawago | 100,00 | ×3 |
| ✓ 9 | 5/6/2022 | 29. Ultramarathon Okumusashi | 78,00 | ×2 |
| ✓ 10 | 21/4/2019 | 29th Fuji 5 Lakes 71 km Challenge | 71,00 | ×2 |
| ✓ 11 | 17/4/2022 | 32th Fuji 5 Lakes 62 km Challenge | 62,00 | ×1 |
| ✓ 12 | 5/12/2021 | 1st Tokyo Edogawa Ultra Marathon - 60 km | 60,00 | ×1 |
| ✓ 13 | 19/5/2019 | 7th Tokyo Shibamata 60 km | 60,00 | ×1 |
| ✓ 14 | 22/3/2022 | 10th Arakawa Riverside Journey - 55.4 km | 55,40 | ×1 |
| ✓ 15 | 28/4/2019 | 4th Tamagawa Ultra Marathon - 50 km | 50,00 | ×1 |