:term:`BRUECKNER_ORBS_R_CONVERGENCE <BRUECKNER_ORBS_R_CONVERGENCE (CCENERGY)>`
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      Convergence criterion for Breuckner orbitals. The convergence is determined based on the largest :math:`T_1` amplitude. Default adjusts depending on :term:`E_CONVERGENCE <E_CONVERGENCE (CCENERGY)>` 

      * **Type**: :ref:`conv double <op_c_conv>`
      * **Default**: 1e-5