Ricardo Cordova's efforts:	From	Age	Date	Finish Time
Quad Rock 2023 (Quad Rock 50)	Colorado, US	50	Saturday, May 6, 2023	DNF
Quad Rock 2021 (Quad Rock 50)	Colorado, US	48	Saturday, May 8, 2021	DNF
Quad Rock 2020 (Quad Rock 50)	Colorado, US	47	Saturday, August 15, 2020	DNF