FDC   2   5120    0 2284322  66029497  0152EVENT  0DB   0DB   X20  .5HZ
 FFC [ FIX   XOFF  YOFF  ZOFF  CALOFF 1977   3031128    .32606929+05    
 HFC         3 1   1 1   1 0   2 1   2 0   2 1   4 0   2 0   1 0   1 1   1 0   1 0  
 GHC [   2 0   1 0   2 0   2 0   1 0   2 0   1 0   1 1   1 1   3 0   2 0   2 0
 GGC ]   2 1   1 0   1 1   2 0   1 0   3 0   1 1   1 0   1 0   2 1   1 0   1 0
 DGC     2 0   1 0   1 0   1 0   1 1   2 1   2 0   1 0   1 0