ESACCI_AEROSOL_L2_AATSR
Variables
The table below lists the variables that are present in the HARP product that results from an ingestion of ESACCI_AEROSOL_L2_AATSR
data.
field name | type | dimensions | unit | description |
---|---|---|---|---|
datetime | double | {time} | [seconds since 2000-01-01] | time of the measurement |
latitude | double | {time} | [degree_north] | latitude of the ground pixel center |
longitude | double | {time} | [degree_east] | longitude of the ground pixel center |
latitude_bounds | double | {time, 4} | [degree_north] | corner latitudes for the ground pixel of the measurement |
longitude_bounds | double | {time, 4} | [degree_east] | corner longitudes for the ground pixel of the measurement |
aerosol_optical_depth | double | {time, spectral} | [] | aerosol optical depth |
aerosol_optical_depth_uncertainty | double | {time, spectral} | [] | uncertainty of the aerosol optical depth |
wavelength | double | {time, spectral} | [nm] | wavelengths of the measurements |
sensor_zenith_angle | double | {time} | [degree] | sensor zenith angle for nadir view |
solar_zenith_angle | double | {time} | [degree] | solar zenith angle for nadir view |
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 | /time[] |
latitude | path | /latitude[] |
longitude | path | /longitude[] |
latitude_bounds | path | /pixel_corner_latitude1[], /pixel_corner_latitude2[], /pixel_corner_latitude3[], /pixel_corner_latitude4[] |
description | corner latitudes for the ground pixel of the measurement | |
longitude_bounds | path | /pixel_corner_longitude1[], /pixel_corner_longitude2[], /pixel_corner_longitude3[], /pixel_corner_longitude4[] |
description | corner longitudes for the ground pixel of the measurement | |
aerosol_optical_depth | path | /AOD550[], /AOD670[], /AOD870[], /AOD1600[] |
aerosol_optical_depth_uncertainty | path | /AOD550_uncertainty[], /AOD670_uncertainty[], /AOD870_uncertainty[], /AOD1600_uncertainty[] |
description | depending on how the data is processed, uncertainty data is not always available for all wavelengths. If the data is not available, NaN values are used. | |
wavelength | description | fixed values |
sensor_zenith_angle | available | optional |
path | /satellite_zenith_at_center[] | |
solar_zenith_angle | available | optional |
path | /sun_zenith_at_center[] |