FDC   2   3010    0 1216321  65781458  0122EVENT  0DB   0DB   X20  .5HZ
 FFC [ FIX   XOFF  YOFF  ZOFF  CALOFF 1977   2561822    .43918997+05    
 HFC         1 1   1 1   1 0   3 0   2 0   2 0   4 1   2 0   1 1   1 1   1 2   2 1  
 GHC [   4 1   2 1   2 0   1 1   1 0   1 0   2 0   1 0   1 0   3 1   1 0   2 0
 GGC ]   1 0   1 0   1 1   1 0   0 1   1 0   3 0   3 0   2 0   2 1   1 0   1 0