1     1
    AMPS    13    12    17    12     0
     1 BACKWARD DIVERGE 
  2013    12    18    23  -77.730  167.690     4.0
     1 PRESSURE
     1     1    13    12    18    23     0    35     0.0  -77.730  167.690      4.0    982.1
     1     1    13    12    18    22     0    34    -1.0  -77.700  167.789     12.7    980.0
     1     1    13    12    18    21     0    29    -2.0  -77.679  167.933      4.9    979.7