cluster     1   number of spheres in cluster    21
    1   3.24900 -36.49000  23.04100   0.700    1                                
    2   1.82400 -38.44300  23.83500   0.700    2                                
    3  -3.53900 -33.32500  22.86100   0.700    3                                
    4  -2.70800 -33.96200  21.90500   0.700    4                                
    5  -2.18500 -34.28000  24.68600   0.700    5                                
    6   2.04900 -31.38500  26.23400   0.700    6                                
    7   0.97000 -31.32200  27.28900   0.700    7                                
    8   1.26800 -33.71500  26.62100   0.700    8                                
    9   0.77300 -34.63300  26.13800   0.700    9                                
   10  -3.27500 -33.48800  24.25100   0.700   10                                
   11  -1.60800 -34.75600  22.33600   0.700   11                                
   12  -1.32900 -34.92000  23.74600   0.700   12                                
   13   0.67400 -36.22300  23.22900   0.700   13                                
   14  -0.19100 -35.64600  24.16200   0.700   14                                
   15   0.36500 -36.06500  21.76800   0.700   15                                
   16   1.99600 -32.37100  27.32400   0.700   16                                
   17   1.95700 -36.91900  23.74800   0.700   17                                
   18  -0.77200 -35.32800  21.40400   0.700   18                                
   19   1.06700 -36.56100  20.88000   0.700   19                                
   20   0.12200 -35.76600  25.52900   0.700   20                                
   21  -4.07100 -32.86400  25.18500   0.700   21