anchor.diff:          logical :: read_LUT, write_LUT
           character(len=MAXFILELENGTH) :: u_LUT_Filename, v_LUT_Filename, LUT_Filename
           logical :: overwrite_lt_lut
  -        
  +
           ! define the namelist
           namelist /lt_parameters/ variable_N, smooth_nsq, buffer, stability_window_size, max_stability, min_stability, &
                                    linear_contribution, linear_update_fraction, N_squared, vert_smooth, &
  
positive.code:         ! Sea surface temperature
          options%sst_var = sst_var
          options%rain_var = rain_var
          
          ! separate variable names for the high resolution domain
          options%hgt_hi=hgt_hi
          options%landvar=landvar
  
negative.code:                                         soiltype_var, soil_t_var,soil_vwc_var,soil_deept_var,           &
                                          vegtype_var,vegfrac_var, linear_mask_var, nsq_calibration_var,  &
                                          swdown_var, lwdown_var, sst_var, rain_var
  
          namelist /var_list/ pvar,pbvar,tvar,qvvar,qcvar,qivar,hgtvar,shvar,lhvar,pblhvar,   &
                              landvar,latvar,lonvar,uvar,ulat,ulon,vvar,vlat,vlon,zvar,zbvar, &
                              hgt_hi,lat_hi,lon_hi,ulat_hi,ulon_hi,vlat_hi,vlon_hi,           &
                              soiltype_var, soil_t_var,soil_vwc_var,soil_deept_var,           &
                              vegtype_var,vegfrac_var, linear_mask_var, nsq_calibration_var,  &
                              swdown_var, lwdown_var, sst_var, rain_var
  
          hgtvar="HGT"
          latvar="XLAT"
          lonvar="XLONG"
  