--- impurity 0 with degeneracy 4 ---
  Tr(Sigma*G)/2= 78.3451895683
  <s_oo>= 26.3060734795
  sum_i Sigma_oo(i)*n(i)/2= 81.8174652207
  <Sigma_oo>*n/2= 81.9377532578
:EORB   -1.05619433632