Lake Ypsilon with the CHAOS meetup group on 23 September 2012

Round-Trip Length: 8.75 miles
Start-End Elevation: 8,540' - 10,632' (10,762' max elevation)
Elevation Change: +2,092' net elevation gain (+2,358' total roundtrip elevation gain)
Skill Level: Moderate-Strenuous

Trail map: http://www.protrails.com/maps/rmnp.pdf
More info: http://www.protrails.com/trails/view/55