FHC   2   3760    0 4491319  77705901  0 21NORMAL 0DB   0DB   X20  4.HZ
 FFC [ FIX   XOFF  YOFF  ZOFF  CALOFF 1977   1705744    .79748394+05    
 BFC         4 0   6 0   6 0   6 0   4 0   5 0