OMI_L3_OMTO3d
Variables
The table below lists the variables that are present in the HARP product that results from an ingestion of OMI_L3_OMTO3d data.
| field name | type | dimensions | unit | description |
|---|---|---|---|---|
| datetime | double | {time} | [seconds since 2000-01-01] | time of the measurement |
| longitude | double | {longitude} | [degree_east] | longitude of the grid cell mid-point (WGS84) |
| latitude | double | {latitude} | [degree_north] | latitude of the grid cell mid-point (WGS84) |
| O3_column_number_density | double | {time, latitude, longitude} | [DU] | O3 column number density |
| cloud_fraction | double | {time, latitude, longitude} | [] | cloud fraction |
| uv_aerosol_index | double | {time, latitude, longitude} | [] | UV aerosol index |
| index | int32 | {time} | zero-based index of the sample within the source product |
Mapping description
The table below details where and how each variable was retrieved from the input product.
| field name | mapping description | |
|---|---|---|
| datetime | path | /HDFEOS/ADDITIONAL/FILE_ATTRIBUTES@TAI93At0zOfGranule |
| description | the time of the measurement converted from TAI93 to seconds since 2000-01-01T00:00:00 | |
| longitude | path | /HDFEOS/GRIDS/OMI_Column_Amount_O3@GridSpacing, /HDFEOS/GRIDS/OMI_Column_Amount_O3@NumberOfLongitudesInGrid |
| description | a uniformly increasing sequence on the interval (-180, 180) | |
| latitude | path | /HDFEOS/GRIDS/OMI_Column_Amount_O3@GridSpacing, /HDFEOS/GRIDS/OMI_Column_Amount_O3@NumberOfLatitudesInGrid |
| description | a uniformly increasing sequence on the interval (-90, 90) | |
| O3_column_number_density | path | /HDFEOS/GRIDS/OMI_Column_Amount_O3/Data_Fields/ColumnAmountO3[] |
| cloud_fraction | path | /HDFEOS/GRIDS/OMI_Column_Amount_O3/Data_Fields/RadiativeCloudFraction[] |
| uv_aerosol_index | path | /HDFEOS/GRIDS/OMI_Column_Amount_O3/Data_Fields/UVAerosolIndex[] |