| Mark Roshon's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Black Mountain Trail Races (50k) | California, US | 62 | Saturday, June 21, 2025 | 09:24:57.00 |
| The Ranch 2023 (50k) | California, US | 59 | Saturday, February 18, 2023 | 08:45:09.00 |
| Mark Roshon's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Black Mountain Trail Races (50k) | California, US | 62 | Saturday, June 21, 2025 | 09:24:57.00 |
| The Ranch 2023 (50k) | California, US | 59 | Saturday, February 18, 2023 | 08:45:09.00 |