:term:`CFOUR_GUESS <CFOUR_GUESS (CFOUR)>`
"""""""""""""""""""""""""""""""""""""""""

      Where the initial SCF eigenvectors are read from. MOREAD means to read from the disk (the ``JOBARC`` file) and CORE means to use a core Hamiltonian initial guess. If MOREAD is chosen but no disk file is present, the core Hamiltonian is used. (Default: MOREAD)

      * **Type**: string
      * **Possible Values**: MOREAD, CORE
      * **Default**: MOREAD

