I 3 version 1 17 1 KSEA 0 47.431172 -122.308036 28 +47.50_-122.31 120 47.503537 -122.307394 28 +47.56_-122.28 410 47.557815 -122.277571 28 +47.60_-122.22 850 47.601926 -122.221989 28 +47.63_-122.15 1450 47.630547 -122.147336 28 +47.64_-122.06 2200 47.640227 -122.062632 28 +47.63_-121.98 37100 47.629802 -121.978123 28 +47.13_-118.18 37100 47.130282 -118.178169 28 +46.51_-114.46 37100 46.509255 -114.460810 28 +45.77_-110.84 37100 45.770690 -110.835229 28 +44.92_-107.31 37100 44.920600 -107.311409 28 +43.97_-103.90 37100 43.965434 -103.896539 28 +42.91_-100.60 37100 42.911898 -100.595169 28 +41.77_-097.41 37100 41.766782 -97.409462 28 +40.54_-094.34 37100 40.536828 -94.339506 28 +38.79_-090.46 120 38.792560 -90.457625 1 KSTL 0 38.753903 -90.379158