| Donald Delaney's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Blue Sky Marathon 2022 (Blue Sky) | Colorado, US | 48 | Saturday, October 15, 2022 | Not yet started |
| Blue Sky Marathon 2021 (Blue Sky) | Colorado, US | 47 | Saturday, October 16, 2021 | Not yet started |
| Donald Delaney's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Blue Sky Marathon 2022 (Blue Sky) | Colorado, US | 48 | Saturday, October 15, 2022 | Not yet started |
| Blue Sky Marathon 2021 (Blue Sky) | Colorado, US | 47 | Saturday, October 16, 2021 | Not yet started |