cluster     1   number of spheres in cluster    15
    1  20.49800 132.63400   2.61200   0.700    1                                
    2  14.28600 129.20100  -6.71300   0.700    2                                
    3  12.88500 127.22400  -6.03400   0.700    3                                
    4  21.13000 132.23700  -0.36000   0.700    4                                
    5  19.33000 128.85400  -3.84300   0.700    5                                
    6  19.35100 129.52400  -0.84200   0.700    6                                
    7  16.34800 128.34500  -4.59000   0.700    7                                
    8  18.95700 130.98000  -0.60100   0.700    8                                
    9  17.12900 127.63700  -3.48600   0.700    9                                
   10  19.61100 131.90100   1.63400   0.700   10                                
   11  15.05600 127.63300  -4.88400   0.700   11                                
   12  18.26800 128.73500  -1.54200   0.700   12                                
   13  14.14600 128.00000  -5.81300   0.700   13                                
   14  19.88700 131.72200   0.31700   0.700   14                                
   15  18.25200 128.43401  -2.86500   0.700   15