"Level #4 of flight 170403a"
20170403
  0   47.01084   13.14874     5559.7   20170403 063300  A        0.0      0.0
  1   47.08208   13.07041     5559.7   20170403 063420  I       10.2      0.0
  2   47.15332   12.99208     5559.7   20170403 063540  I       10.2      0.0
  3   47.22456   12.91374     5559.7   20170403 063700   W       10.2      0.0