| Michael Babb's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Quad Rock 2021 (Quad Rock 50) | Colorado, US | 52 | Saturday, May 8, 2021 | DNF |
| Quad Rock (2019) (Quad Rock 50) | Colorado, US | 50 | Saturday, May 11, 2019 | 13:40:46.00 |
| Quad Rock 2017 | Colorado, US | 48 | Saturday, May 13, 2017 | 13:36:06.00 |