Marcus Rosten has 2 recorded races from Cologne, Minnesota, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-09-13 | 2025 Life Time Chequamegon MTB Festival Chequamegon 40 | Ultra Marathon | 3:05:02 | 292 |
| 2024-09-14 | 2024 Life Time Chequamegon MTB Festival presented by Trek Short & Fat 16 | 1:09:37 | 61 |