Jon Kocik's efforts:	From	Age	Date	Finish Time
2021 Silverton Ultra Dirty (60K)	Colorado, US	52	Saturday, August 7, 2021	DNF
2018 Silverton Ultra Marathon (55K)	Colorado, US	49	Saturday, August 11, 2018	10:14:05.00
Never Summer 100k (2018)	Colorado, US	49	Saturday, July 28, 2018	DNF