Variables in this Dataset

Soil_Moisture_Retrieval_Data_static_water_body_fraction: Array of 32 bit Reals [FakeDim0 = 0..405][FakeDim1 = 0..963]
valid_min: 0.000000000
long_name: The fraction of the area of the 36 km grid cell that is covered by static water based on a Digital Elevation Map.
valid_max: 1.000000000
_FillValue: -9999.000000
origname: static_water_body_fraction
fullnamepath: /Soil_Moisture_Retrieval_Data/static_water_body_fraction
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_boresight_incidence: Array of 32 bit Reals [FakeDim0 = 0..405][FakeDim1 = 0..963]
long_name: Representative angle between the antenna boresight vector and the normal to the Earth's surface for all footprints within the cell.
units: degrees
valid_min: 0.000000000
valid_max: 90.00000000
_FillValue: -9999.000000
origname: boresight_incidence
fullnamepath: /Soil_Moisture_Retrieval_Data/boresight_incidence
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_tb_time_utc: Array of Strings [FakeDim0 = 0..405][FakeDim1 = 0..963]
long_name: Arithmetic average of the acquisition time of all of the brightness temperature footprints with a center that falls within the EASE grid cell in UTC.
origname: tb_time_utc
fullnamepath: /Soil_Moisture_Retrieval_Data/tb_time_utc
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_vegetation_opacity: Array of 32 bit Reals [FakeDim0 = 0..405][FakeDim1 = 0..963]
long_name: The measured opacity of the vegetation in the grid cell.
valid_min: -999999.8750
valid_max: 999999.8750
_FillValue: -9999.000000
origname: vegetation_opacity
fullnamepath: /Soil_Moisture_Retrieval_Data/vegetation_opacity
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_tb_qual_flag_h: Array of 16 bit Unsigned integers [FakeDim0 = 0..405][FakeDim1 = 0..963]
long_name: Bit flags that represent the quality of the horizontal polarization brightness temperature within each grid cell
_FillValue: 65534
flag_masks: 1s, 2s, 4s, 8s, 16s, 32s, 64s, 128s, 256s, 512s, 1024s, 2048s, 4096s, 8192s, 16384s, 32768s
flag_meanings: Horizontal_polarization_quality Horizontal_polarization_range Horizontal_polarization_RFI_detection Horizontal_polarization_RFI_correction Horizontal_polarization_NEDT Horizontal_polarization_direct_sun_correction Horizontal_polarization_reflected_sun_correction Horizontal_polarization_reflected_moon_correction Horizontal_polarization_direct_galaxy_correction Horizontal_polarization_reflected_galaxy_correction Horizontal_polarization_atmosphere_correction Horizontal_polarization_Faraday_rotation_correction Horizontal_polarization_null_value_bit Horizontal_polarization_water_correction Horizontal_polarization_RFI_check Horizontal_polarization_RFI_clean
origname: tb_qual_flag_h
fullnamepath: /Soil_Moisture_Retrieval_Data/tb_qual_flag_h
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_roughness_coefficient: Array of 32 bit Reals [FakeDim0 = 0..405][FakeDim1 = 0..963]
long_name: A unitless value that is indicative of bare soil roughness within the 36 km grid cell.
valid_min: 0.000000000
valid_max: 1.000000000
_FillValue: -9999.000000
origname: roughness_coefficient
fullnamepath: /Soil_Moisture_Retrieval_Data/roughness_coefficient
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_landcover_class: Array of Bytes [FakeDim0 = 0..405][FakeDim1 = 0..963][FakeDim2 = 0..2]
_FillValue: 254
long_name: An enumerated type that specifies the most common landcover class in the grid cell based on the IGBP landcover map. The array order is longitude (ascending), followed by latitude (descending), and followed by IGBP land cover type descending dominance (only the first three types are listed)
origname: landcover_class
fullnamepath: /Soil_Moisture_Retrieval_Data/landcover_class
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_EASE_row_index: Array of 16 bit Unsigned integers [FakeDim0 = 0..405][FakeDim1 = 0..963]
long_name: The row index of the 36 km EASE grid cell that contains the associated data.
valid_min: 0
valid_max: 405
_FillValue: 65534
origname: EASE_row_index
fullnamepath: /Soil_Moisture_Retrieval_Data/EASE_row_index
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_tb_v_corrected: Array of 32 bit Reals [FakeDim0 = 0..405][FakeDim1 = 0..963]
long_name: Vertical polarization brightness temperature in 36 km Earth grid cell adjusted for the presence of water bodies.
units: Kelvin
valid_min: 0.000000000
valid_max: 330.0000000
_FillValue: -9999.000000
origname: tb_v_corrected
fullnamepath: /Soil_Moisture_Retrieval_Data/tb_v_corrected
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_tb_4_corrected: Array of 32 bit Reals [FakeDim0 = 0..405][FakeDim1 = 0..963]
long_name: Fourth stokes parameter for each 36 km grid cell calculated with an adjustment for the presence of water bodies
units: Kelvin
valid_min: 0.000000000
valid_max: 330.0000000
_FillValue: -9999.000000
origname: tb_4_corrected
fullnamepath: /Soil_Moisture_Retrieval_Data/tb_4_corrected
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_longitude_centroid: Array of 32 bit Reals [FakeDim0 = 0..405][FakeDim1 = 0..963]
long_name: Weighted average of the longitude of the center of the brightness temperature footprints that fall within the EASE grid cell.
units: degrees
valid_min: -180.0000000
valid_max: 179.9989929
_FillValue: -9999.000000
origname: longitude_centroid
fullnamepath: /Soil_Moisture_Retrieval_Data/longitude_centroid
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_longitude: Array of 32 bit Reals [FakeDim0 = 0..405][FakeDim1 = 0..963]
long_name: Longitude of the center of the Earth based grid cell.
units: degrees_east
origname: longitude
fullnamepath: /Soil_Moisture_Retrieval_Data/longitude
Soil_Moisture_Retrieval_Data_landcover_class_fraction: Array of 32 bit Reals [FakeDim0 = 0..405][FakeDim1 = 0..963][FakeDim2 = 0..2]
valid_min: 0.000000000
long_name: The fraction of the grid cell that contains the most common land cover in that area based on the IGBP landcover map.
valid_max: 1.000000000
_FillValue: -9999.000000
origname: landcover_class_fraction
fullnamepath: /Soil_Moisture_Retrieval_Data/landcover_class_fraction
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_latitude: Array of 32 bit Reals [FakeDim0 = 0..405][FakeDim1 = 0..963]
long_name: Latitude of the center of the Earth based grid cell.
units: degrees_north
origname: latitude
fullnamepath: /Soil_Moisture_Retrieval_Data/latitude
Soil_Moisture_Retrieval_Data_retrieval_qual_flag: Array of 16 bit Unsigned integers [FakeDim0 = 0..405][FakeDim1 = 0..963]
_FillValue: 65534
flag_masks: 1s, 2s, 4s
long_name: Bit flags that record the conditions and the quality of the retrieval algorithms that generate soil moisture for the grid cell.
flag_meanings: Retrieval_recommended Retrieval_attempted Retrieval_success
origname: retrieval_qual_flag
fullnamepath: /Soil_Moisture_Retrieval_Data/retrieval_qual_flag
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_vegetation_water_content: Array of 32 bit Reals [FakeDim0 = 0..405][FakeDim1 = 0..963]
long_name: Representative measure of water in the vegetation within the 36 km grid cell.
units: kg/m**3
valid_min: 0.000000000
valid_max: 20.00000000
_FillValue: -9999.000000
origname: vegetation_water_content
fullnamepath: /Soil_Moisture_Retrieval_Data/vegetation_water_content
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_soil_moisture: Array of 32 bit Reals [FakeDim0 = 0..405][FakeDim1 = 0..963]
long_name: Representative soil moisture measurement for the Earth based grid cell.
units: cm**3/cm**3
valid_min: 0.01999999955
valid_max: 0.5000000000
_FillValue: -9999.000000
origname: soil_moisture
fullnamepath: /Soil_Moisture_Retrieval_Data/soil_moisture
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_tb_3_corrected: Array of 32 bit Reals [FakeDim0 = 0..405][FakeDim1 = 0..963]
long_name: Third stokes parameter for each 36 km grid cell calculated with an adjustment for the presence of water bodies
units: Kelvin
valid_min: 0.000000000
valid_max: 330.0000000
_FillValue: -9999.000000
origname: tb_3_corrected
fullnamepath: /Soil_Moisture_Retrieval_Data/tb_3_corrected
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_tb_qual_flag_3: Array of 16 bit Unsigned integers [FakeDim0 = 0..405][FakeDim1 = 0..963]
_FillValue: 65534
long_name: Bit flags that represent the quality of the 3rd Stokes brightness temperature within each grid cell
flag_masks: 1s, 2s, 4s, 8s, 16s, 32s, 64s, 128s, 256s, 512s, 1024s, 4096s, 16384s, 32768s
flag_meanings: 3rd_Stokes_quality 3rd_Stokes_range 3rd_Stokes_RFI_detection 3rd_Stokes_RFI_correction 3rd_Stokes_NEDT 3rd_Stokes_direct_sun_correction 3rd_Stokes_reflected_sun_correction 3rd_Stokes_reflected_moon_correction 3rd_Stokes_direct_galaxy_correction 3rd_Stokes_reflected_galaxy_correction 3rd_Stokes_atmosphere_correction 3rd_Stokes_null_value_bit 3rd_Stokes_RFI_check 3rd_Stokes_RFI_clean
origname: tb_qual_flag_3
fullnamepath: /Soil_Moisture_Retrieval_Data/tb_qual_flag_3
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_tb_qual_flag_4: Array of 16 bit Unsigned integers [FakeDim0 = 0..405][FakeDim1 = 0..963]
_FillValue: 65534
long_name: Bit flags that represent the quality of the 4th Stokes brightness temperature within each grid cell
flag_masks: 1s, 2s, 4s, 8s, 16s, 32s, 64s, 128s, 256s, 512s, 1024s, 4096s, 16384s, 32768s
flag_meanings: 4th_Stokes_quality 4th_Stokes_range 4th_Stokes_RFI_detection 4th_Stokes_RFI_correction 4th_Stokes_NEDT 4th_Stokes_direct_sun_correction 4th_Stokes_reflected_sun_correction 4th_Stokes_reflected_moon_correction 4th_Stokes_direct_galaxy_correction 4th_Stokes_reflected_galaxy_correction 4th_Stokes_atmosphere_correction 4th_Stokes_null_value_bit 4th_Stokes_RFI_check 4th_Stokes_RFI_clean
origname: tb_qual_flag_4
fullnamepath: /Soil_Moisture_Retrieval_Data/tb_qual_flag_4
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_tb_h_corrected: Array of 32 bit Reals [FakeDim0 = 0..405][FakeDim1 = 0..963]
long_name: Horizontal polarization brightness temperature in 36 km Earth grid cell adjusted for the presence of water bodies.
units: Kelvin
valid_min: 0.000000000
valid_max: 330.0000000
_FillValue: -9999.000000
origname: tb_h_corrected
fullnamepath: /Soil_Moisture_Retrieval_Data/tb_h_corrected
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_albedo: Array of 32 bit Reals [FakeDim0 = 0..405][FakeDim1 = 0..963]
long_name: Diffuse reflecting power of the Earth's surface within the grid cell.
valid_min: 0.000000000
valid_max: 1.000000000
_FillValue: -9999.000000
origname: albedo
fullnamepath: /Soil_Moisture_Retrieval_Data/albedo
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_tb_time_seconds: Array of 64 bit Reals [FakeDim0 = 0..405][FakeDim1 = 0..963]
long_name: Arithmetic average of the acquisition time of all of the brightness temperature footprints with a center that falls within the EASE grid cell in seconds since midnight on January 1, 2000 UTC.
units: seconds
valid_min: -999999.90000000002
valid_max: 999999.90000000002
_FillValue: -9999.0000000000000
origname: tb_time_seconds
fullnamepath: /Soil_Moisture_Retrieval_Data/tb_time_seconds
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_soil_moisture_error: Array of 32 bit Reals [FakeDim0 = 0..405][FakeDim1 = 0..963]
units: cm**3/cm**3
valid_min: 0.000000000
long_name: Net uncertainty measure of soil moisture measure for the Earth based grid cell. - Calculation method is TBD.
valid_max: 0.2000000030
_FillValue: -9999.000000
origname: soil_moisture_error
fullnamepath: /Soil_Moisture_Retrieval_Data/soil_moisture_error
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_radar_water_body_fraction: Array of 32 bit Reals [FakeDim0 = 0..405][FakeDim1 = 0..963]
long_name: The fraction of the area of the 36 km grid cell that is covered by water based on the radar detection algorithm.
valid_min: 0.000000000
valid_max: 1.000000000
_FillValue: -9999.000000
origname: radar_water_body_fraction
fullnamepath: /Soil_Moisture_Retrieval_Data/radar_water_body_fraction
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_tb_qual_flag_v: Array of 16 bit Unsigned integers [FakeDim0 = 0..405][FakeDim1 = 0..963]
_FillValue: 65534
long_name: Bit flags that represent the quality of the vertical polarization brightness temperature within each grid cell
flag_masks: 1s, 2s, 4s, 8s, 16s, 32s, 64s, 128s, 256s, 512s, 1024s, 2048s, 4096s, 8192s, 16384s, 32768s
flag_meanings: Vertical_polarization_quality Vertical_polarization_range Vertical_polarization_RFI_detection Vertical_polarization_RFI_correction Vertical_polarization_NEDT Vertical_polarization_direct_sun_correction Vertical_polarization_reflected_sun_correction Vertical_polarization_reflected_moon_correction Vertical_polarization_direct_galaxy_correction Vertical_polarization_reflected_galaxy_correction Vertical_polarization_atmosphere_correction Vertical_polarization_Faraday_rotation_correction Vertical_polarization_null_value_bit Vertical_polarization_water_correction Vertical_polarization_RFI_check Vertical_polarization_RFI_clean
origname: tb_qual_flag_v
fullnamepath: /Soil_Moisture_Retrieval_Data/tb_qual_flag_v
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_latitude_centroid: Array of 32 bit Reals [FakeDim0 = 0..405][FakeDim1 = 0..963]
long_name: Weighted average of the latitude of the center of the brightness temperature footprints that fall within the EASE grid cell.
units: degrees
valid_min: -90.00000000
valid_max: 90.00000000
_FillValue: -9999.000000
origname: latitude_centroid
fullnamepath: /Soil_Moisture_Retrieval_Data/latitude_centroid
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_EASE_column_index: Array of 16 bit Unsigned integers [FakeDim0 = 0..405][FakeDim1 = 0..963]
long_name: The column index of the 36 km EASE grid cell that contains the associated data.
valid_min: 0
valid_max: 963
_FillValue: 65534
origname: EASE_column_index
fullnamepath: /Soil_Moisture_Retrieval_Data/EASE_column_index
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_surface_temperature: Array of 32 bit Reals [FakeDim0 = 0..405][FakeDim1 = 0..963]
long_name: Temperature at land surface based on GMAO GEOS-5 data.
units: Kelvins
valid_min: 0.000000000
valid_max: 350.0000000
_FillValue: -9999.000000
origname: surface_temperature
fullnamepath: /Soil_Moisture_Retrieval_Data/surface_temperature
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_freeze_thaw_fraction: Array of 32 bit Reals [FakeDim0 = 0..405][FakeDim1 = 0..963]
long_name: Fraction of the 36 km grid cell that is denoted as frozen. Based on binary flag that specifies freeze thaw conditions in each of the component 3 km grid cells.
valid_min: 0.000000000
valid_max: 1.000000000
_FillValue: -9999.000000
origname: freeze_thaw_fraction
fullnamepath: /Soil_Moisture_Retrieval_Data/freeze_thaw_fraction
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude
Soil_Moisture_Retrieval_Data_surface_flag: Array of 16 bit Unsigned integers [FakeDim0 = 0..405][FakeDim1 = 0..963]
long_name: Bit flags that record ambient surface conditions for the grid cell
_FillValue: 65534
flag_masks: 1s, 2s, 4s, 8s, 16s, 32s, 64s, 128s, 256s, 512s, 1024s, 2048s
flag_meanings: 36_km_static_water_body 36_km_radar_water_body_detection 36_km_coastal_proximity 36_km_urban_area 36_km_precipitation 36_km_snow_or_ice 36_km_permanent_snow_or_ice 36_km_radar_frozen_ground 36_km_model_frozen_ground 36_km_mountainous_terrain 36_km_dense_vegetation 36_km_nadir_region
origname: surface_flag
fullnamepath: /Soil_Moisture_Retrieval_Data/surface_flag
coordinates: Soil_Moisture_Retrieval_Data_latitude Soil_Moisture_Retrieval_Data_longitude