"time" "xsec.nmi." "x1.1st" "y1.1st" "x2.1st" "y2.1st" "xsec2.nmi." "ctr.x" "ctr.y" "djeffco.nmi." 120 9.018 -104.632 39.6263 -104.532 39.4973 2.7952 -104.5748 39.5525 33.8331 240 30.8557 -103.9443 39.0197 -104.1928 39.4965 7.1345 -104.0715 39.2638 62.8474