| Michael Ambrose's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| 2019 Running Up For Air (Ogden) (6H) | Utah, US | 31 | Saturday, February 9, 2019 | 05:56:00.00 |
| Never Summer 100k (2018) | Utah, US | 30 | Saturday, July 28, 2018 | Not yet started |
| Michael Ambrose's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| 2019 Running Up For Air (Ogden) (6H) | Utah, US | 31 | Saturday, February 9, 2019 | 05:56:00.00 |
| Never Summer 100k (2018) | Utah, US | 30 | Saturday, July 28, 2018 | Not yet started |