Masaaki (池神正晃) Ikegami
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Born : 1964
Cat. M60 Ultrarunner since 2006
14
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
Japan63,9%
Rank quotient ?This runner's calculation uses 14 eligible race(s): Σ(rank − 1) = 6 157; Σ finishers = 9 633. 6 157 / 9 633 × 100 = 63.92%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed14
Km — ultra races1 005 km
Longest race100,0 km
19th River Shimanto 100km — 20/10/2013
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road100,0%
Records
HISTORY
14 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2022 | ||||
| 15.10 | 50km | 5th Iki 50 km Ultra Marathon |
7:35:54 h | 165 |
| 2020 | ||||
| 19.01 | 50km | 30th Miyako 50 km Ultramarathon |
6:00:17 h | 65 |
| 2017 | ||||
| 21.10 | 50km | 2nd Iki 50 km Ultra Marathon |
6:49:34 h | 161 |
| 23.04 | 65km | 19. Okukumano 65 km Ultramarathon |
10:08:35 h | 101 |
| 2016 | ||||
| 16.10 | 60km | 22nd River Shimanto 60km |
7:22:18 h | 187 |
| 11.09 | 50km | 4th 50 km Ultramarathon Hakusan-Shirakawago |
7:25:35 h | 473 |
| 24.04 | 65km | 18. Okukumano 65 km Ultramarathon |
9:32:46 h | 86 |
| 2015 | ||||
| 13.09 | 50km | 3rd 50 km Ultramarathon Hakusan-Shirakawago |
6:43:13 h | 354 |
| 26.04 | 65km | 17. Okukumano 65 km Ultramarathon |
8:43:51 h | 63 |
| 2013 | ||||
| 20.10 | 100km | 19th River Shimanto 100km |
13:07:15 h | 693 |
| 13.01 | 100km | 23rd Miyako 100 km Ultramarathon |
12:36:27 h | 172 |
| 2012 | ||||
| 06.10 | 100km | 9th Echigo Kubikino 100km Ultramarathon |
13:15:18 h | 923 |
| 24.06 | 100km road race | 27. Lake Saroma 100 km Ultramarathon |
12:04:36 h | 1367 |
| 2006 | ||||
| 25.06 | 100km | 21. Lake Saroma 100 km Ultramarathon |
12:41:53 h | 1361 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 20/10/2013 | 19th River Shimanto 100km | 100,00 | ×3 |
| ✓ 2 | 13/1/2013 | 23rd Miyako 100 km Ultramarathon | 100,00 | ×3 |
| ✓ 3 | 6/10/2012 | 9th Echigo Kubikino 100km Ultramarathon | 100,00 | ×3 |
| ✓ 4 | 24/6/2012 | 27. Lake Saroma 100 km Ultramarathon (JPN) | 100,00 | ×3 |
| ✓ 5 | 25/6/2006 | 21. Lake Saroma 100 km Ultramarathon | 100,00 | ×3 |
| ✓ 6 | 23/4/2017 | 19. Okukumano 65 km Ultramarathon | 65,00 | ×2 |
| ✓ 7 | 24/4/2016 | 18. Okukumano 65 km Ultramarathon | 65,00 | ×2 |
| ✓ 8 | 26/4/2015 | 17. Okukumano 65 km Ultramarathon | 65,00 | ×2 |
| ✓ 9 | 16/10/2016 | 22nd River Shimanto 60km | 60,00 | ×2 |
| ✓ 10 | 15/10/2022 | 5th Iki 50 km Ultra Marathon | 50,00 | ×1 |
| ✓ 11 | 19/1/2020 | 30th Miyako 50 km Ultramarathon | 50,00 | ×1 |
| ✓ 12 | 21/10/2017 | 2nd Iki 50 km Ultra Marathon | 50,00 | ×1 |
| ✓ 13 | 11/9/2016 | 4th 50 km Ultramarathon Hakusan-Shirakawago | 50,00 | ×1 |
| ✓ 14 | 13/9/2015 | 3rd 50 km Ultramarathon Hakusan-Shirakawago | 50,00 | ×1 |