--- impurity 0 with degeneracy 4 ---
  Tr(Sigma*G)/2= 78.3387743443
  <s_oo>= 26.3054127453
  sum_i Sigma_oo(i)*n(i)/2= 81.8128208608
  <Sigma_oo>*n/2= 81.9343559438
:EORB   -1.05708158556