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| Name: | Alfthan, Jonas |
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| Residence: | |||
| Year of birth: | 1982 | (Cat. german: M40) | |
| Date of birth: | 31.08.1982 | (Cat. internat.: M40) | |
| Nationality: | SWE  |
Sweden | |
| RunnerID: | 2092989 | ||
6 search results (6 Events, 291.404 km). (More)
| 2025 | 1 Event, 51 km (More) | ||||
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| 11.10.2025 | Sörmland Ultra Marathon (SWE) | 51km | |||
| 5:39:43 h | Alfthan, Jonas | Overall: 48 | M: 43 | Cat M40: 10 | |
| 2023 | 2 Events, 95 km (More) | ||||
| 07.10.2023 | Sörmland Ultra Marathon (SWE) | 50km | |||
| 5:21:24 h | Alfthan, Jonas | Overall: 36 | M: 29 | Cat M40: 7 | |
| 17.06.2023 | EcoTrail Stockholm 45 km (SWE) | 45km | |||
| 5:27:53 h | Alfthan, Jonas | *Stockholm | Overall: 16 | M: 13 | Cat M40: 3 |
| 2019 | 1 Event, 45 km (More) | ||||
| 24.08.2019 | Idre Fjällmaraton (SWE) | 45km | |||
| 6:00:03 h | Alfthan, Jonas | *Stockholm | Overall: 114 | M: 97 | Cat M35: 32 |
| 2016 | 1 Event, 50 km (More) | ||||
| 08.10.2016 | Sörmland Ultra Marathon (SWE) | 50km | |||
| 4:58:53 h | Alfthan, Jonas | Overall: 76 | M: 68 | Cat M23: 20 | |
| 2015 | 1 Event, 50.404 km (More) | ||||
| 20.09.2015 | Rick O'Donnell 8-hour Ultra Challenge (USA) | 8h | |||
| 50.404 km | Alfthan, Jonas | Overall: 10 | M: 7 | Cat M23: 2 | |
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 | 2023 | 2019 | 2016 | 2015 |
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Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2023 | 2019 | 2016 | 2015 | ||
|---|---|---|---|---|---|---|
| Sörmland Ultra Marathon | 3 | 5:39:43 | 5:21:24 | 4:58:53 |