|
|
|
| Name: | Iwama, Mayumi | 岩間真由美 |
|
| Club: | |||
| Residence: | Hokkaido Pref. | ||
| Year of birth: | 1974 | (Cat. german: W50) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: W50) | |
| Nationality: | JPN  |
Japan | |
| RunnerID: | 838650 | ||
6 search results (6 Events, 300 km). (More)
| 2025 | 1 Event, 50 km (More) | ||||
|---|---|---|---|---|---|
| 29.06.2025 | Lake Saroma 50 Km Ultramarathon (JPN) | 50km | |||
| 6:58:01 h | Iwama, Mayumi | Overall: 202 | F: 66 | Cat W50: 8 | |
| 2024 | 1 Event, 50 km (More) | ||||
| 30.06.2024 | Lake Saroma 50 Km Ultramarathon (JPN) | 50km | |||
| 7:40:27 h | Iwama, Mayumi | Overall: 325 | F: 106 | Cat W45: 11 | |
| 2023 | 1 Event, 50 km (More) | ||||
| 25.06.2023 | Lake Saroma 50 Km Ultramarathon (JPN) | 50km | |||
| 7:51:53 h | Iwama, Mayumi | Overall: 350 | F: 106 | Cat W45: 16 | |
| 2018 | 1 Event, 50 km (More) | ||||
| 24.06.2018 | Lake Saroma 50 Km Ultramarathon (JPN) | 50km | |||
| 6:50:17 h | Iwama, Mayumi | Overall: 288 | F: 101 | Cat W40: 21 | |
| 2017 | 1 Event, 50 km (More) | ||||
| 25.06.2017 | Lake Saroma 50 Km Ultramarathon (JPN) | 50km | |||
| 6:56:41 h | Iwama, Mayumi | *Hokkaido Pref. | Overall: 308 | F: 118 | Cat W40: 24 |
| 2016 | 1 Event, 50 km (More) | ||||
| 26.06.2016 | Lake Saroma 50 Km Ultramarathon (JPN) | 50km | |||
| 6:44:21 h | Iwama, Mayumi | *Hokkaido Pref. | Overall: 276 | F: 113 | Cat W40: 20 |
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 | 2018 | 2017 | 2016 | |
|---|---|---|---|---|---|---|---|
| 50km | 6:44:21 |
6:58:01
(5739/106) |
7:40:27
(5754/173) |
7:51:53
(5066/157) |
6:50:17
(5476/176) |
6:56:41
(5391/127) |
6:44:21
(4680/193) |
Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2018 | 2017 | 2016 | ||
|---|---|---|---|---|---|---|---|
| Lake Saroma 50 Km Ultramarathon | 6 | 6:58:01 | 7:40:27 | 7:51:53 | 6:50:17 | 6:56:41 | 6:44:21 |