netcdf file:///data/cae0475b-e505-43ba-a047-5be505b3ba04/waccmx_on2_2009.nc-20250613-123517Z-9ba54563-bb35-4ee8-a545-63bb355ee8bb { dimensions: nobs = 4066784; variables: double on2_model_case4(nobs=4066784); double lon(nobs=4066784); double lat(nobs=4066784); double time(nobs=4066784); }