--- impurity 0 with degeneracy 4 ---
  Tr(Sigma*G)/2= 77.8358258293
  <s_oo>= 26.2240406163
  sum_i Sigma_oo(i)*n(i)/2= 81.3567735467
  <Sigma_oo>*n/2= 81.4508344052
:EORB   -1.06279301177