Alex Robertson's efforts:	From	Age	Date	Finish Time
Hardrock 100 2022	Colorado, US	48	Friday, July 15, 2022	46:36:05.00
Hardrock 100 2021	Colorado, US	47	Friday, July 16, 2021	43:46:00.00
Quad Rock 2017	Colorado, US	43	Saturday, May 13, 2017	12:59:28.00
The Bear 100 2016	Colorado, US	43	Friday, September 23, 2016	34:01:51.00
Never Summer 100k 2015	CO	41	Saturday, July 25, 2015	19:25:32.00
Bighorn 100M 2014	Colorado, US	40	Friday, June 20, 2014	DNF