cluster     1   number of spheres in cluster     6
    1 -13.24600  -8.31400  41.23200   0.700    1                                
    2 -13.84800  -6.19400  40.17900   0.700    2                                
    3 -14.44800  -7.49900  40.71500   0.700    3                                
    4 -13.74100  -9.45300  41.90900   0.700    4                                
    5 -14.86100  -5.34700  39.66700   0.700    5                                
    6 -15.19000  -8.23200  39.72000   0.700    6