R2_SET_THERMODYNAMIC R2_SET_CLOUD_FIELD GREY_EXTINCTION GREY_EXTINCTION R2_LWRAD R2_SET_SURFACE_FIELD_LW MIX_COLUMN OVERLAP_TRIPLE OVERLAP_MIX_MAXIMUM SOLVE_BAND_CLR_FESFT SOLVE_BAND_K_EQV SOLVE_BAND_K_EQV SET_CLOUD_GEOMETRY SOLAR_COEFFICIENT_BASIC SPLIT_MAXIMUM TWO_COEFF TWO_COEFF TRIPLE_COLUMN