GOME2_L2_O3MARS
Variables
The table below lists the variables that are present in the HARP product that results from an ingestion of GOME2_L2_O3MARS 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 |
|
aerosol_height |
float |
{time} |
[km] |
absorbing aerosol height |
aerosol_height_uncertainty |
float |
{time} |
[km] |
absorbing aerosol height error |
aerosol_pressure |
float |
{time} |
[hPa] |
absorbing aerosol pressure |
aerosol_pressure_uncertainty |
float |
{time} |
[hPa] |
absorbing aerosol pressure error |
validity |
int32 |
{time} |
[] |
error flag for absorbing aerosol height |
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[] |
aerosol_height |
path |
/DATA/AAH_AbsorbingAerosolHeight[] |
aerosol_height_uncertainty |
path |
/DATA/AAH_AbsorbingAerosolHeightError[] |
aerosol_pressure |
path |
/DATA/AAH_AbsorbingAerosolPressure[] |
aerosol_pressure_uncertainty |
path |
/DATA/AAH_AbsorbingAerosolPressureError[] |
validity |
path |
/DATA/AAH_ErrorFlag |