unit cell  156.884  156.884  156.884   90.000   90.000   90.000
crystal rotx  -61.048 roty  127.459 rotz  -21.443
cassette rotx   -0.23 roty    0.06 rotz    0.00
distance  170.00
x beam   89.669 y beam   89.850
film rotation    0.000
radial offset -0.185 angular offset -0.064
crossfire y -0.009 x  0.054 xy -0.017