cluster     1   number of spheres in cluster    18
    1  10.21000  36.30100   0.80700   0.700    1                                
    2   5.73300  28.92000  -3.34700   0.700    2                                
    3   7.16500  28.80000  -3.41900   0.700    3                                
    4   5.11000  30.09400  -2.79400   0.700    4                                
    5   7.99600  29.90800  -2.97800   0.700    5                                
    6   5.91800  31.18600  -2.35500   0.700    6                                
    7  10.29300  32.99700  -0.67000   0.700    7                                
    8   9.47700  31.93500  -1.18400   0.700    8                                
    9   8.77200  34.68900  -1.67700   0.700    9                                
   10   7.40500  31.13100  -2.40900   0.700   10                                
   11   9.98400  34.38800  -0.96800   0.700   11                                
   12   8.20800  32.21900  -1.92300   0.700   12                                
   13   7.94000  33.65300  -2.22600   0.700   13                                
   14  10.85400  35.58800  -0.43600   0.700   14                                
   15  11.12000  36.62600  -1.61100   0.700   15                                
   16  11.86900  36.29000  -2.55500   0.700   16                                
   17  10.58800  37.74000  -1.59600   0.700   17                                
   18   6.81300  34.09000  -2.91200   0.700   18