| Name: | Jaersk, Mari |
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| Club: | FH | ||
| Residence: | |||
| Year of birth: | 1987 | (Cat. german: W35) | |
| Date of birth: | 28.11.1987 | (Cat. internat.: W35) | |
| Nationality: | ISL ![]() |
Iceland | |
| RunnerID: | 1365962 | ||
28 search results (28 Events, 3721.908 km). (More)
| 2025 | 5 Events, 536.652 km (More) | ||||
|---|---|---|---|---|---|
| 19.09.2025 | Julian Alps Trail Run by UTMB - Sky Trail 50K (SLO) | 50km | |||
| 7:13:25 h | Jaersk, Mari | Hlaupa MEÐ Mari | Overall: 120 | F: 28 | Cat W35: 9 |
| 09.08.2025 | Raudavatn Ultra 100km (ISL) | 100km | |||
| 10:53:19 h | Jaersk, Mari | Hlaupa MEÐ Mari | Overall: 3 | F: 1 | Cat W35: 1 |
| 26.07.2025 | Posthlaupid (ISL) | 50km | |||
| 4:48:12 h | Jaersk, Mari | Overall: 2 | F: 1 | Cat W35: 1 | |
| 12.07.2025 | Laugavegurinn (ISL) | 55km | |||
| 7:21:51 h | Jaersk, Mari | Overall: 409 | F: 112 | Cat W35: 17 | |
| 10.-12.05.2025 | Bakgarður 101 (ISL) | 43h | |||
| 281.652 km | Jaersk, Mari | Overall: 2 | F: 1 | Cat W35: 1 | |
| 2024 | 5 Events, 906.662 km (More) | ||||
| 19.-21.10.2024 | Backyard Ultra World Team Championships - Iceland (ISL) | 62h | |||
| 335.300 km | Jaersk, Mari | Overall: 5 | F: 3 | Cat W35: 1 | |
| 21.-23.09.2024 | Bakgarður Heiðmörk (ISL) | 38h | |||
| 46.942 km | Jaersk, Mari | Overall: 169 | F: 88 | Cat W35: 18 | |
| 10.08.2024 | Heavy Metal Ultra (EST) | 42h | |||
| 87.178 km | Jaersk, Mari | Overall: 43 | F: 6 | Cat W35: 2 | |
| 13.07.2024 | Laugavegurinn (ISL) | 55km | |||
| 6:19:19 h | Jaersk, Mari | Overall: 94 | F: 16 | Cat W35: 4 | |
| 04.-05.05.2024 | Bakgarður 101 (ISL) | 57h | |||
| 382.242 km | Jaersk, Mari | Overall: 1 | F: 1 | Cat W35: 1 | |
| 2023 | 7 Events, 909.72 km (More) | ||||
| 16.-18.09.2023 | Bakgarður Heiðmörk (ISL) | 38h | |||
| 167.650 km | Jaersk, Mari | Overall: 6 | F: 3 | Cat W35: 1 | |
| 12.08.2023 | Heavy Metal Ultra (EST) | 40h | |||
| 261.534 km | Jaersk, Mari | Overall: 2 | F: 1 | Cat W35: 1 | |
| 15.07.2023 | Laugavegurinn (ISL) | 55km | |||
| 6:08:50 h | Jaersk, Mari | Overall: 98 | F: 21 | Cat W35: 8 | |
| 08.07.2023 | Dyrfjallahlaup (ISL) | 50km | |||
| 6:38:31 h | Jaersk, Mari | Overall: 7 | F: 1 | Cat W35: 1 | |
| 20.05.2023 | The Race of the Champions - Backyard Masters (GER) | 74h | |||
| 221.298 km | Jaersk, Mari | Overall: 20 | F: 5 | Cat W35: 2 | |
| 29.-30.04.2023 | Bakgarður 101 (ISL) | 31h | |||
| 53.648 km | Jaersk, Mari | Overall: 54 | F: 14 | Cat W35: 3 | |
| 15.-16.04.2023 | Kronborg Backyard Ultra (DEN) | 34h | |||
| 100.590 km | Jaersk, Mari | Overall: 16 | F: 3 | Cat W35: 1 | |
| 2022 | 4 Events, 631.716 km (More) | ||||
| 15.-17.10.2022 | Backyard Ultra World Team Championships - Iceland (ISL) | 37h | |||
| 241.416 km | Jaersk, Mari | Overall: 2 | F: 1 | Cat W23: 1 | |
| 17.-18.09.2022 | Bakgarður Náttúruhlaupa (ISL) | 32h | |||
| 46.942 km | Jaersk, Mari | Overall: 129 | F: 68 | Cat W23: 21 | |
| 16.07.2022 | Laugavegurinn (ISL) | 55km | |||
| 5:52:38 h | Jaersk, Mari | Overall: 53 | F: 8 | Cat W23: 5 | |
| 30.04.-02.05.2022 | Bakgarður 101 (ISL) | 43h | |||
| 288.358 km | Jaersk, Mari | Overall: 1 | F: 1 | Cat W23: 1 | |
| 2021 | 2 Events, 328.65 km (More) | ||||
| 18.-19.09.2021 | Bakgarður Náttúruhlaupa (ISL) | 25h | |||
| 167.650 km | Jaersk, Mari | Overall: 1 | F: 1 | Cat W23: 1 | |
| 04.-05.06.2021 | Hengill Ultra 100mi (ISL) | 161km | |||
| 27:24:42 h | Jaersk, Mari | Overall: 6 | F: 2 | Cat W23: 1 | |
| 2020 | 4 Events, 355.708 km (More) | ||||
| 19.-20.09.2020 | Bakgarður Náttúruhlaupa (ISL) | 25h | |||
| 120.708 km | Jaersk, Mari | Ultraform | Overall: 7 | F: 2 | Cat W23: 1 |
| 18.07.2020 | Laugavegurinn (ISL) | 55km | |||
| 6:00:56 h | Jaersk, Mari | FH | Overall: 93 | F: 10 | Cat W23: 5 |
| 06.06.2020 | Hengill Ultra 50km (ISL) | 52km | |||
| 6:07:24 h | Jaersk, Mari | FH | Overall: 10 | F: 2 | Cat W23: 1 |
| 06.-08.03.2020 | Transgrancanaria 128 km (ESP) | 128km | |||
| 20:51:56 h | Jaersk, Mari | Overall: 110 | F: 12 | Cat W23: 7 | |
| 2019 | 1 Event, 52.8 km (More) | ||||
| 07.09.2019 | Hengill Ultra 50km (ISL) | 52.8km | |||
| 6:20:05 h | Jaersk, Mari | Overall: 8 | F: 2 | Cat W23: 1 | |
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 | 2022 | 2021 | 2020 | 2019 |
|---|
Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | ||
|---|---|---|---|---|---|---|---|---|
| Bakgarður Náttúruhlaupa | 6 | 281.652 | 382.242 | 53.648 | 288.358 | 167.650 | 120.708 | |
| Laugavegurinn | 5 | 7:21:51 | 6:19:19 | 6:08:50 | 5:52:38 | 6:00:56 | ||
| Backyard Ultra World Team Championships - Iceland | 2 | 335.300 | 241.416 | |||||
| Heavy Metal Ultra | 2 | 87.178 | 261.534 | |||||
| Hengill Ultra 50km | 2 | 6:07:24 | 6:20:05 |





