GOME2_L2_O3MARP
Variables
The table below lists the variables that are present in the HARP product that results from an ingestion of GOME2_L2_O3MARP data.
| field name | type | dimensions | unit | description | 
|---|---|---|---|---|
| datetime | double | {time} | [seconds since 2000-01-01] | time of the measurement | 
| longitude | float | {time} | [degree_east] | longitude of the measurement | 
| latitude | float | {time} | [degree_north] | latitude of the measurement | 
| longitude_bounds | float | {time, 4} | [degree_east] | corner longitudes of the measurement | 
| latitude_bounds | float | {time, 4} | [degree_north] | corner latitudes of the measurement | 
| solar_azimuth_angle | float | {time} | [degree] | solar azimuth angle | 
| solar_zenith_angle | float | {time} | [degree] | solar zenith angle | 
| viewing_azimuth_angle | float | {time} | [degree] | viewing azimuth angle at top of atmosphere | 
| viewing_zenith_angle | float | {time} | [degree] | viewing zenith angle at top of atmosphere | 
| absorbing_aerosol_index | float | {time} | [degree] | absorbing aerosol index | 
| scan_direction_type | int8 | {time} | scan direction for each measurement; enumeration values: forward (0), backward (1) | |
| scene_type | int32 | {time} | sun glint condition | |
| cloud_fraction | float | {time} | [] | cloud fraction | 
| 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 | /GEOLOCATION/Time[] | 
| longitude | path | /GEOLOCATION/LongitudeCenter[] | 
| latitude | path | /GEOLOCATION/LatitudeCenter[] | 
| longitude_bounds | path | /GEOLOCATION/LongitudeCorner[] | 
| description | the corner coordinates are re-arranged in the order 2-4-3-1 | |
| latitude_bounds | path | /GEOLOCATION/LatitudeCorner[] | 
| description | the corner coordinates are re-arranged in the order 2-4-3-1 | |
| solar_azimuth_angle | path | /GEOLOCATION/SolarAzimuthAngle[] | 
| solar_zenith_angle | path | /GEOLOCATION/SolarZenithAngle[] | 
| viewing_azimuth_angle | path | /GEOLOCATION/LineOfSightAzimuthAngle[] | 
| viewing_zenith_angle | path | /GEOLOCATION/LineOfSightZenithAngle[] | 
| absorbing_aerosol_index | path | /DATA/AAI[] | 
| scan_direction_type | path | /GEOLOCATION/ScanDirection[] | 
| description | subtract 1 to turn values 1,2 into 0,1 | |
| scene_type | path | /DATA/SunGlintFlag[] | 
| cloud_fraction | path | /DATA/PMD_CloudFraction[] |