"Level #19 of flight 170331a"
20170331
  0   48.38945   16.37323     5614.5   20170331 092300  A        0.0      0.0
  1   48.36845   16.27115     5614.5   20170331 092340  I       11.5      0.0
  2   48.34745   16.16907     5614.5   20170331 092420  I       11.5      0.0
  3   48.32645   16.06699     5614.5   20170331 092500   W       11.5      0.0