| Mark Henderson's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Blue Sky Marathon 2019 (Blue Sky) | Colorado, US | 41 | Saturday, October 19, 2019 | 04:15:32.00 |
| Mark Henderson's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Blue Sky Marathon 2019 (Blue Sky) | Colorado, US | 41 | Saturday, October 19, 2019 | 04:15:32.00 |