cluster     1   number of spheres in cluster    15
    1   0.60300  34.77300  42.34700   0.700    1                                
    2  -0.81100  32.83800  41.24700   0.700    2                                
    3   0.61500  33.35200  44.92100   0.700    3                                
    4  -2.34300  33.68100  44.38300   0.700    4                                
    5  -0.11100  32.70300  43.72800   0.700    5                                
    6  -1.48900  32.34700  44.26100   0.700    6                                
    7  -1.12600  31.87300  45.68500   0.700    7                                
    8  -0.31400  33.63200  42.48200   0.700    8                                
    9  -3.84300  33.54100  44.67700   0.700    9                                
   10  -0.76700  30.33600  45.66100   0.700   10                                
   11   0.06400  32.62500  46.14700   0.700   11                                
   12  -4.50100  34.60600  44.95300   0.700   12                                
   13  -1.68200  29.57100  45.28200   0.700   13                                
   14  -4.36400  32.41000  44.57700   0.700   14                                
   15   0.30900  30.02700  46.21400   0.700   15