"Level #6 of flight 170421a"
20170421
  0   34.72830   31.18417     3809.4   20170421 132300  A        0.0      0.0
  1   34.74791   31.08912     3809.4   20170421 132415  I       10.7      0.0
  2   34.76752   30.99406     3809.4   20170421 132530  I       10.7      0.0
  3   34.78713   30.89900     3809.4   20170421 132645  I       10.7      0.0
  4   34.80674   30.80394     3809.4   20170421 132800   W       10.7      0.0