f
  x 54.42062   y 15.97602   z 72.62024

c
  x 54.82723   y 62.04215   z 53.18455

u
  x -0.00643   y -0.38867   z -0.92135

r
  x -0.99995   y 0.00999   z 0.00277

m
0.16383
