AEOLUS_L1B_Mie
Variables
The table below lists the variables that are present in the HARP product that results from an ingestion of AEOLUS_L1B_Mie data.
| field name | type | dimensions | unit | description |
|---|---|---|---|---|
| datetime_start | double | {time} | [seconds since 2000-01-01] | start time of the measurement |
| datetime_length | double | {time} | [s] | duration of the measurement |
| orbit_index | int32 | absolute orbit number | ||
| latitude | double | {time, vertical} | [degree_north] | average of the latitudes of the edges of the height bin along the line-of-sight |
| longitude | double | {time, vertical} | [degree_east] | average of the longitude of the edges of the height bin along the line-of-sight |
| altitude_bounds | double | {time, vertical, 2} | [m] | altitude boundaries of the height bin along the line-of-sight; value is negative if below DEM surface |
| geoid_height | double | {time} | [m] | Geoid separation |
| hlos_wind_velocity | double | {time, vertical} | [m/s] | HLOS wind velocity at the altitude bin |
| hlos_wind_velocity_validity | int32 | {time, vertical} | quality flag of the HLOS wind velocity at the altitude bin | |
| index | int32 | {time} | zero-based index of the sample within the source product |
Ingestion options
The table below lists the available ingestion options for AEOLUS_L1B products.
| option name | legal values | description |
|---|---|---|
| data | rayleigh_measurement, mie_measurement, rayleigh_observation, mie_observation | the type of wind profile to ingest (rayleigh/mie, observation/measurement) |
This definition is only applicable when: data=mie_measurement
Mapping description
The table below details where and how each variable was retrieved from the input product.
| field name | mapping description | |
|---|---|---|
| datetime_start | path | /geolocation[]/start_of_observation_time, /sph/n_max_actual |
| description | start_of_observation_time + 12.0/n_max_actual * index within BRC | |
| datetime_length | path | /sph/n_max_actual |
| description | set to 12.0/n_max_actual seconds | |
| orbit_index | path | /mph/abs_orbit |
| latitude | path | /geolocation[]/measurement_geolocation[]/mie_geolocation[]/latitude_of_height_bin |
| description | average of the value at the upper and lower edge of the height bin | |
| longitude | path | /geolocation[]/measurement_geolocation[]/mie_geolocation[]/latitude_of_height_bin |
| description | average of the value at the upper and lower edge of the height bin | |
| altitude_bounds | path | /geolocation[]/measurement_geolocation[]/mie_geolocation[]/altitude_of_height_bin, /geolocation[]/observation_geolocation/geoid_separation |
| description | actual altitude is the stored height vs. WGS84 - geoid_separation | |
| geoid_height | path | /geolocation[]/observation_geolocation/geoid_separation |
| hlos_wind_velocity | path | /wind_velocity[]/measurement_wind_profile[]/mie_altitude_bin_wind_info[]/wind_velocity |
| hlos_wind_velocity_validity | path | /wind_velocity[]/measurement_wind_profile[]/mie_altitude_bin_wind_info[]/bin_quality_flag |