NPP_SUOMI_L2_VIIRS_EDR_VCTT
Variables
The table below lists the variables that are present in the HARP product that results from an ingestion of NPP_SUOMI_L2_VIIRS_EDR_VCTT data.
| field name | type | dimensions | unit | description |
|---|---|---|---|---|
| datetime | double | {time} | [seconds since 2000-01-01] | time of the measurement |
| latitude | double | {time} | [degree_north] | tangent latitude |
| longitude | double | {time} | [degree_east] | tangent longitude |
| sensor_azimuth_angle | double | {time} | [degree] | azimuth angle (measured clockwise positive from North) to Satellite at each retrieval position |
| sensor_zenith_angle | double | {time} | [degree] | zenith angle to Satellite at each retrieval position |
| solar_azimuth_angle | double | {time} | [degree] | azimuth angle of sun (measured clockwise positive from North) at each retrieval position |
| solar_zenith_angle | double | {time} | [degree] | zenith angle of sun at each retrieval position |
| cloud_base_height | double | {time} | [km] | cloud_base_height |
| cloud_top_height | double | {time} | [km] | cloud_top_height |
| cloud_top_pressure | double | {time} | [hPa] | cloud_top_pressure |
| cloud_top_temperature | double | {time} | [K] | cloud_top_temperature |
| cloud_fraction | double | {time} | [] | cloud_fraction |
| cloud_effective_particle_size | double | {time} | [µm] | cloud_effective_particle_size |
| cloud_optical_depth | double | {time} | [] | cloud_optical_depth |
| 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 | /All_Data/VIIRS-CLD-AGG-GEO_All/StartTime, /All_Data/VIIRS-CLD-AGG-GEO_All/MidTime |
| description | the time converted from seconds since 1958-01-01 to seconds since 2000-01-01T00:00:00 | |
| latitude | path | /All_Data/VIIRS-CLD-AGG-GEO_All/Latitude |
| longitude | path | /All_Data/VIIRS-CLD-AGG-GEO_All/Longitude |
| sensor_azimuth_angle | path | /All_Data/VIIRS-CLD-AGG-GEO_All/SatelliteAzimuthAngle |
| sensor_zenith_angle | path | /All_Data/VIIRS-CLD-AGG-GEO_All/SatelliteZenithAngle |
| solar_azimuth_angle | path | /All_Data/VIIRS-CLD-AGG-GEO_All/SatelliteAzimuthAngle |
| solar_zenith_angle | path | /All_Data/VIIRS-CLD-AGG-GEO_All/SatelliteZenithAngle |
| cloud_base_height | available | optional |
| path | /All_Data/VIIRS-CBH-EDR_All/AverageCloudBaseHeight | |
| cloud_top_height | available | optional |
| path | /All_Data/VIIRS-CTH-EDR_All/AverageCloudTopHeight | |
| cloud_top_pressure | available | optional |
| path | /All_Data/VIIRS-CTP-EDR_All/AverageCloudTopPressure | |
| cloud_top_temperature | path | /All_Data/VIIRS-CTT-EDR_All/AverageCloudTopTemperature |
| cloud_fraction | available | optional |
| path | /All_Data/VIIRS-CCL-EDR_All/SummedCloudCover | |
| cloud_effective_particle_size | available | optional |
| path | /All_Data/VIIRS-CEPS-EDR_All/AverageCloudEffectiveParticleSize | |
| cloud_optical_depth | available | optional |
| path | /All_Data/VIIRS-COT-EDR_All/AverageCloudOpticalThickness | |