Seo, Masao
JapanManBorn unknown2019 – 2026Runner id 1387535
Events
8
2019 – 2026
Best pace
7.049
km/h · 2025
Best finish
24th
of 142 · 2026
Distance raced
635
km · splits not double-counted
Pace over time
km/h · higher is faster
Pace over time: 8 races from 2019 to 2026, ranging from 4.29 to 7.05 kilometres per hour, where higher is faster.
- Actual pace
- Age-graded pace unavailable — no year of birth on record
Results
| Date | Event | Distance | Result | Pace km/h | Placing |
|---|---|---|---|---|---|
| 2019-09-15 | 60km | 9:08:28 h | 6.564 | 594/744 | |
| 2023-05-03 | Sunny Okayama 100kmJapan | 100km | 21:31:11 h | 4.647 | 217/584 |
| 2024-09-14 | 75km | 17:28:39 h | 4.291 | 52/221 | |
| 2025-04-05 | 50km | 7:05:35 h | 7.049 | 10/24 | |
| 2025-05-03 | Sunny Okayama 100kmJapan | 100km | 20:24:24 h | 4.900 | 186/685 |
| 2026-04-04 | 50km | 7:19:52 h | 6.820 | 24/142 | |
| 2026-05-03 | Sunny Okayama 100kmJapan | 100km | 20:05:13 h | 4.978 | 155/658 |
| 2026-05-31 | 100km | 14:48:46 h | 6.751 | 90/150 |