Nobuyuki (佐々木信行) Sasaki
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 : 1973
Cat. M50 Ultrarunner since 2013
12
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
1
Countries visited ?Japan
Japan14,4%
Rank quotient ?This runner's calculation uses 12 eligible race(s): Σ(rank − 1) = 541; Σ finishers = 3 746. 541 / 3 746 × 100 = 14.44%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed12
Km — ultra races966 km
> 100 km2
> 160 km1
Longest race160,9 km
12th OSJ Ontake 100 Mile Ultra Trail — 13/7/2019
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
HISTORY
12 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2023 | ||||
| 04.11 | 112km | 3rd OSJ Kami 100 |
17:05:26 h | 10 |
| 07.10 | 73km | 8th Gasando Trail running race |
10:24:19 h | 18 |
| 2022 | ||||
| 19.06 | 60km | 9th Fairy Trail - Super Long |
8:38:37 h | 8 |
| 2019 | ||||
| 06.10 | 73km | 5th Gasando Trail running race |
9:11:34 h | 5 |
| 13.07 | 100mi | 12th OSJ Ontake 100 Mile Ultra Trail |
21:06:45 h | 18 |
| 2018 | ||||
| 20.10 | 73km | 9th OSJ Hyonosen Mountains Trail Race |
9:37:14 h | 11 |
| 2017 | ||||
| 22.10 | 50km | 3rd Gasando Trail running race |
6:17:06 h | 14 |
| 2016 | ||||
| 30.10 | 70km | 2nd OSJ Yamanaka Onsen Trail Run |
11:32:10 h | 14 |
| 28.05 | 50km | 2nd Mt. Hiei Int. 50 km Trail Run |
7:26:28 h | 83 |
| 2015 | ||||
| 18.10 | 73km | 6th OSJ Hyonosen Mountains Trail Race |
11:22:47 h | 140 |
| 2013 | ||||
| 20.10 | 71km | 4th OSJ Hyonosen Mountains Trail Race |
11:28:06 h | 81 |
| 13.07 | 100km | 6th OSJ Ontake 100km Ultra Trail |
13:38:43 h | 151 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 13/7/2019 | 12th OSJ Ontake 100 Mile Ultra Trail | 160,93 | ×5 |
| ✓ 2 | 4/11/2023 | 3rd OSJ Kami 100 | 112,00 | ×4 |
| ✓ 3 | 13/7/2013 | 6th OSJ Ontake 100km Ultra Trail | 100,00 | ×3 |
| ✓ 4 | 7/10/2023 | 8th Gasando Trail running race | 73,00 | ×2 |
| ✓ 5 | 6/10/2019 | 5th Gasando Trail running race | 73,00 | ×2 |
| ✓ 6 | 20/10/2018 | 9th OSJ Hyonosen Mountains Trail Race | 73,00 | ×2 |
| ✓ 7 | 18/10/2015 | 6th OSJ Hyonosen Mountains Trail Race | 73,00 | ×2 |
| ✓ 8 | 20/10/2013 | 4th OSJ Hyonosen Mountains Trail Race | 71,00 | ×2 |
| ✓ 9 | 30/10/2016 | 2nd OSJ Yamanaka Onsen Trail Run | 70,00 | ×2 |
| ✓ 10 | 19/6/2022 | 9th Fairy Trail - Super Long | 60,00 | ×2 |
| ✓ 11 | 22/10/2017 | 3rd Gasando Trail running race | 50,00 | ×1 |
| ✓ 12 | 28/5/2016 | 2nd Mt. Hiei Int. 50 km Trail Run | 50,00 | ×1 |