Lon,    Lat, YearMmDd, HhMm,  Dur
 -97.985, 33.901, 20110131, 1745, 0100
-115.451, 33.109, 20110131, 1845, 0100
 -95.518, 34.732, 20110131, 1745, 0400
 -95.606, 34.702, 20110131, 1815, 0300