cluster     1   number of spheres in cluster     9
    1  29.10200  13.29600  18.60700   0.700    1                                
    2  29.71700  12.80400  17.45800   0.700    2                                
    3  28.68500  14.62000  18.65800   0.700    3                                
    4  29.91200  13.63700  16.36700   0.700    4                                
    5  28.88300  15.45300  17.56400   0.700    5                                
    6  29.73900  15.89000  15.25700   0.700    6                                
    7  29.09500  15.43300  13.97100   0.700    7                                
    8  29.49800  14.96400  16.42400   0.700    8                                
    9  29.99000  14.91200  12.95500   0.700    9