| Jeff Ferrier's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Blue Sky Marathon 2021 (Blue Sky) | Colorado, US | 48 | Saturday, October 16, 2021 | 08:26:06.00 |
| Blue Sky Marathon 2020 (Blue Sky) | Colorado, US | 47 | Saturday, November 14, 2020 | 07:40:05.00 |
| Jeff Ferrier's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Blue Sky Marathon 2021 (Blue Sky) | Colorado, US | 48 | Saturday, October 16, 2021 | 08:26:06.00 |
| Blue Sky Marathon 2020 (Blue Sky) | Colorado, US | 47 | Saturday, November 14, 2020 | 07:40:05.00 |