| Rob Erskine's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Hardrock 100 2014 | Colorado, US | 44 | Friday, July 11, 2014 | DNF |
| Hardrock 100 2013 | Colorado, US | 43 | Friday, July 12, 2013 | 35:01:30.00 |
| Hardrock 100 2012 | Colorado, US | 42 | Friday, July 13, 2012 | DNF |
| Rob Erskine's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Hardrock 100 2014 | Colorado, US | 44 | Friday, July 11, 2014 | DNF |
| Hardrock 100 2013 | Colorado, US | 43 | Friday, July 12, 2013 | 35:01:30.00 |
| Hardrock 100 2012 | Colorado, US | 42 | Friday, July 13, 2012 | DNF |