Noriaki (齋藤則章) Saito
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Born : 1968
Cat. M55 Ultrarunner since 2014
11
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
Japan17,3%
Rank quotient ?This runner's calculation uses 11 eligible race(s): Σ(rank − 1) = 2 880; Σ finishers = 16 631. 2 880 / 16 631 × 100 = 17.32%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed11
Km — ultra races1 178 km
> 100 km1
> 160 km1
> 200 km1
Longest race206,0 km
10th Little Edo Oedo 205k — 22/2/2020
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road93,9%
Trail6,1%
Records
HISTORY
11 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2020 | ||||
| 22.02 | 206km | 10th Little Edo Oedo 205k |
34:39:18 h | 179 |
| 2019 | ||||
| 24.03 | 100km | 1st Ibaraki 100k Ultra Marathon |
12:39:58 h | 331 |
| 2017 | ||||
| 25.06 | 100km | 32. Lake Saroma 100 km Ultramarathon |
9:13:08 h | 167 |
| 11.06 | 100km | 6th Hida Takayama 100 km Ultramarathon |
9:43:59 h | 95 |
| 04.06 | 100km | 5th Tokyo Shibamata 100 km |
9:21:52 h | 83 |
| 2016 | ||||
| 09.10 | 71.5km | 24th Hasetsune Cup - Japan Mountain Endurance Race |
17:07:35 h | 992 |
| 26.06 | 100km | 31. Lake Saroma 100 km Ultramarathon |
9:48:53 h | 428 |
| 05.06 | 100km | 4th Tokyo Shibamata 100 km |
9:27:17 h | 48 |
| 2015 | ||||
| 28.06 | 100km | 30. Lake Saroma 100 km Ultramarathon |
9:43:11 h | 379 |
| 06.06 | 100km | 3rd Tokyo Shibamata 100 km |
9:49:32 h | 124 |
| 2014 | ||||
| 01.06 | 100km | 2nd Tokyo Shibamata 100 km |
11:12:26 h | 65 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 22/2/2020 | 10th Little Edo Oedo 205k | 206,00 | ×6 |
| ✓ 2 | 24/3/2019 | 1st Ibaraki 100k Ultra Marathon | 100,00 | ×3 |
| ✓ 3 | 25/6/2017 | 32. Lake Saroma 100 km Ultramarathon | 100,00 | ×3 |
| ✓ 4 | 11/6/2017 | 6th Hida Takayama 100 km Ultramarathon | 100,00 | ×3 |
| ✓ 5 | 4/6/2017 | 5th Tokyo Shibamata 100 km | 100,00 | ×3 |
| ✓ 6 | 26/6/2016 | 31. Lake Saroma 100 km Ultramarathon | 100,00 | ×3 |
| ✓ 7 | 5/6/2016 | 4th Tokyo Shibamata 100 km | 100,00 | ×3 |
| ✓ 8 | 28/6/2015 | 30. Lake Saroma 100 km Ultramarathon | 100,00 | ×3 |
| ✓ 9 | 6/6/2015 | 3rd Tokyo Shibamata 100 km | 100,00 | ×3 |
| ✓ 10 | 1/6/2014 | 2nd Tokyo Shibamata 100 km | 100,00 | ×3 |
| ✓ 11 | 9/10/2016 | 24th Hasetsune Cup - Japan Mountain Endurance Race | 71,50 | ×2 |