"Level #5 of flight 170421a"
20170421
  0   34.57758   31.90378     5705.6   20170421 131300  A        0.0      0.0
  1   34.59495   31.82265     5705.6   20170421 131412  I        9.2      0.0
  2   34.61232   31.74153     5705.6   20170421 131524  I        9.2      0.0
  3   34.62969   31.66040     5705.6   20170421 131636  I        9.2      0.0
  4   34.64707   31.57927     5705.6   20170421 131748  I        9.2      0.0
  5   34.66444   31.49815     5705.6   20170421 131900   W        9.2      0.0