Namelist.wps adds pol lat and lon in mercator namelist settings

[HathewayWill]

&geogrid parent_id = 1, 1, 2 parent_grid_ratio = 1, 3, 3 i_parent_start = 1, 19, 100 j_parent_start = 1, 21, 67 e_we = 100, 199, 187 e_sn = 100, 163, 193 geog_data_res = '', 'default', 'default' dx = 9000 dy = 9000 map_proj = 'mercator' ref_lat = 29.690 ref_lon = -99.154 truelat1 = 29.690 pole_lat = 90 pole_lon = 0 geog_data_path = 'geog' opt_geogrid_tbl_path = './geogrid/' /

I do not know if it affects the model but the sample namelists from NCAR do not include it.

https://www2.mmm.ucar.edu/wrf/users/wrf_users_guide/build/html/wps.html#wps-namelist-variables