"Level #13 of flight 170403a"
20170403
  0   45.43464    8.94613     4939.1   20170403 073300  A        0.0      0.0
  1   45.39576    8.87103     4939.1   20170403 073330  I        8.9      0.0
  2   45.35688    8.79593     4939.1   20170403 073400   W        8.9      0.0