Attributes { NC_GLOBAL { String title "inst6_3d_ana_Nv: MERRA 3D Analyzed State, Meteorology Instantaneous 6-hourly (eta-coord, 2/3x1/2L72)"; String Conventions "COARDS", "GrADS"; String dataType "Grid"; String history "Wed Aug 09 14:34:00 GMT 2023 : imported by GrADS Data Server 2.2"; } lon { String grads_dim "x"; String grads_mapping "linear"; String grads_size "540"; String units "degrees_east"; String long_name "longitude"; Float64 minimum -180.00000000000; Float64 maximum 179.33333332974; Float32 resolution 0.6666667; } lat { String grads_dim "y"; String grads_mapping "linear"; String grads_size "361"; String units "degrees_north"; String long_name "latitude"; Float64 minimum -90.00000000000; Float64 maximum 90.00000000000; Float32 resolution 0.5; } time { String grads_dim "t"; String grads_mapping "linear"; String grads_size "56980"; String grads_min "00z01jan1979"; String grads_step "360mn"; String units "days since 1970-1-1 00:00:0.0"; String long_name "time"; String minimum "00z01jan1979"; String maximum "18z31dec2017"; Float32 resolution 0.25; } lev { String grads_dim "z"; String grads_mapping "levels"; String units "millibar"; String long_name "altitude"; Float64 minimum 976.62000000000; Float64 maximum 0.01500000000; Float32 resolution 13.755; } delp { Float32 _FillValue 1.0E15; Float32 missing_value 1.0E15; String long_name "layer pressure thicknessa "; } ps { Float32 _FillValue 1.0E15; Float32 missing_value 1.0E15; String long_name "surface pressure "; } t { Float32 _FillValue 1.0E15; Float32 missing_value 1.0E15; String long_name "air temperature "; } u { Float32 _FillValue 1.0E15; Float32 missing_value 1.0E15; String long_name "eastward wind component "; } v { Float32 _FillValue 1.0E15; Float32 missing_value 1.0E15; String long_name "northward wind component "; } qv { Float32 _FillValue 1.0E15; Float32 missing_value 1.0E15; String long_name "specific humidity "; } o3 { Float32 _FillValue 1.0E15; Float32 missing_value 1.0E15; String long_name "ozone mixing ratio "; } }