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| Name: | Chiba, Osamu | 千葉修 |
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| Club: | 苫小牧気分走会 | ||
| Residence: | Hokkaido | ||
| Year of birth: | 1951 | (Cat. german: M75) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M70) | |
| Nationality: | JPN  |
Japan | |
| RunnerID: | 566115 | ||
10 search results (10 Events, 955 km). (More)
| 2025 | 1 Event, 100 km (More) | ||||
|---|---|---|---|---|---|
| 29.06.2025 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 12:55:52 h | Chiba, Osamu | Overall: 1857 | M: 1608 | Cat M70: 2 | |
| 2024 | 1 Event, 100 km (More) | ||||
| 30.06.2024 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 11:45:32 h | Chiba, Osamu | Overall: 825 | M: 725 | Cat M70: 2 | |
| 2023 | 1 Event, 100 km (More) | ||||
| 25.06.2023 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 12:38:34 h | Chiba, Osamu | Overall: 1460 | M: 1274 | Cat M70: 9 | |
| 2019 | 1 Event, 100 km (More) | ||||
| 30.06.2019 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 10:40:23 h | Chiba, Osamu | Overall: 615 | M: 551 | Cat M65: 2 | |
| 2018 | 1 Event, 100 km (More) | ||||
| 24.06.2018 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 10:22:13 h | Chiba, Osamu | Overall: 550 | M: 495 | Cat M65: 4 | |
| 2017 | 1 Event, 100 km (More) | ||||
| 17.12.2017 | Okinawa 100km Ultramarathon (JPN) | 100km | |||
| 11:16:53 h | Chiba, Osamu | *Hokkaido Pref. | Overall: 89 | M: 79 | Cat M65: 2 |
| 2016 | 1 Event, 100 km (More) | ||||
| 26.06.2016 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 9:43:47 h | Chiba, Osamu | 苫小牧気分走会 | Overall: 393 | M: 353 | Cat M60: 4 |
| 2015 | 2 Events, 155 km (More) | ||||
| 28.06.2015 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 9:42:29 h | Chiba, Osamu | 苫小牧気分走会 | Overall: 373 | M: 336 | Cat M60: 2 |
| 07.06.2015 | Rishiri Island Ultra Marathon (JPN) | 55km | |||
| 4:43:03 h | Chiba, Osamu | Overall: 17 | M: 15 | Cat M60: 1 | |
| 2014 | 1 Event, 100 km (More) | ||||
| 29.06.2014 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 10:50:20 h | Chiba, Osamu | 苫小牧気分走会 | Overall: 422 | M: 369 | Cat M60: 13 |
Personal bests
Your list of personal best performances only contains performances of races which can be included into rankings.
In brackets rank in yearly international/national rankings.
| PB | 2025 | 2024 | 2023 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 100km | 9:42:29 |
12:55:52
(5972/2750) |
11:45:32
(3720/1347) |
12:38:34
(4537/2373) |
10:40:23
(2518/1054) |
10:22:13
(2180/870) |
|
9:43:47
(1362/588) |
9:42:29
(1496/581) |
10:50:20
(2654/794) |
Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | ||
|---|---|---|---|---|---|---|---|---|---|---|
| Lake Saroma 100 Km Ultramarathon | 8 | 12:55:52 | 11:45:32 | 12:38:34 | 10:40:23 | 10:22:13 | 9:43:47 | 9:42:29 | 10:50:20 |