POLDER/PARASOL Earth Radiation Budget, Water Vapor and Cloud Parameters - Level-3
The geophysical parameters shown in table given below are computed from the level-1 product for each superpixel (3x3 pixels).Version history:
RB3 Version 08.06: Released September 2016RB3-HDF5 Version 1.00: First release March 2016
RB3-HDF5 Version 1.01: Released September 2016
File description: POLDER3_M3-RGB
Product file format: HDF5
Product datasets
Dataset | DataType | Dimensions | units | valid_range | scale_factor | add_offset | _FillValue | Missing_Output | long_name |
Beginning of group : Data_Fields | |||||||||
Ndays | uint8 | [?, ?] |
no unit | NONE | 1.0 | 0.0 | 255 | NONE | number of days with a least one observation |
Nobs | uint16 | [?, ?] |
no unit | NONE | 1.0 | 0.0 | 65535 | NONE | number of observations |
Nobs_clear | uint16 | [?, ?] |
no unit | NONE | 1.0 | 0.0 | 65535 | NONE | number of clear-sky observations |
Nobs_cloud | uint16 | [?, ?] |
no unit | NONE | 1.0 | 0.0 | 65535 | NONE | number of cloudy observations |
Nobs_cloud_Rayleigh_pressure | uint16 | [?, ?] |
no unit | NONE | 1.0 | 0.0 | 65535 | NONE | number of successful Rayleigh pressure retrieval |
Nobs_cloud_optical_thickness | uint16 | [?, ?] |
no unit | NONE | 1.0 | 0.0 | 65535 | NONE | number of successful cloud optical thickness retrieval |
Nobs_cloud_oxygen_pressure | uint16 | [?, ?] |
no unit | NONE | 1.0 | 0.0 | 65535 | NONE | number of successful oxygen pressure retrieval |
Nobs_cloud_phase | uint16 | [?, ?] |
no unit | NONE | 1.0 | 0.0 | 65535 | NONE | number of successful cloud phase retrieval |
Nobs_snow_ice | uint16 | [?, ?] |
no unit | NONE | 1.0 | 0.0 | 65535 | NONE | number of observations with snow/ice flag |
Nobs_water_vapor | uint16 | [?, ?] |
no unit | NONE | 1.0 | 0.0 | 65535 | NONE | number of successful water vapor retrieval |
Nreclassified_to_clear | uint8 | [?, ?] |
no units | NONE | 1.0 | 0.0 | 255 | NONE | mean number of pixels reclassified from indeterminate to clear_sky in the 3x3 superpixel of each overpass |
Nreclassified_to_cloudy | uint8 | [?, ?] |
no units | NONE | 1.0 | 0.0 | 255 | NONE | mean number of pixels reclassified from indeterminate to cloudy in the 3x3 superpixel of each overpass |
albedo_SW | uint16 | [?, ?] |
no unit | NONE | 0.0001 | 0.0 | 65535 | NONE | mean shortwave broadband albedo |
albedo_SW_clear_sky | uint16 | [?, ?] |
no unit | NONE | 0.0001 | 0.0 | 65535 | NONE | mean clear-sky shortwave broadband albedo |
albedo_SW_clear_sky_model | uint8 | [?, ?] |
no unit | NONE | 0.004 | 0.0 | 255 | NONE | mean modeled clear-sky shortwave broadband albedo (independant of POLDER measurements) |
albedo_SW_clear_sky_std_dev_temporal | uint8 | [?, ?] |
no unit | NONE | 0.002 | 0.0 | 255 | NONE | temporal standard deviation of clear-sky shortwave broadband albedo |
albedo_SW_std_dev_temporal | uint8 | [?, ?] |
no unit | NONE | 0.002 | 0.0 | 255 | NONE | temporal standard deviation of shortwave broadband albedo |
albedo_VIS | uint16 | [?, ?] |
no unit | NONE | 0.0001 | 0.0 | 65535 | NONE | mean visible narrowband albedo |
albedo_VIS_clear_sky | uint16 | [?, ?] |
no unit | NONE | 0.0001 | 0.0 | 65535 | NONE | mean clear-sky visible narrowband albedo |
albedo_VIS_clear_sky_model | uint8 | [?, ?] |
no unit | NONE | 0.004 | 0.0 | 255 | NONE | mean modeled clear-sky narrowband albedo (independant of POLDER measurements) |
albedo_VIS_clear_sky_std_dev_temporal | uint8 | [?, ?] |
no unit | NONE | 0.002 | 0.0 | 255 | NONE | temporal standard deviation of clear-sky visible narrowband albedo |
albedo_VIS_std_dev_temporal | uint8 | [?, ?] |
no unit | NONE | 0.002 | 0.0 | 255 | NONE | temporal standard deviation of visible narrowband albedo |
cloud_fraction | uint8 | [?, ?] |
no unit | NONE | 0.005 | 0.0 | 255 | NONE | mean cloud fraction |
cloud_fraction_std_dev_temporal | uint8 | [?, ?] |
no unit | NONE | 0.005 | 0.0 | 255 | NONE | temporal standard deviation of cloud fraction |
cloud_optical_thickness | uint16 | [?, ?] |
no unit | NONE | 0.01 | 0.0 | 65535 | NONE | mean cloud optical thickness |
cloud_optical_thickness_ice | uint16 | [?, ?] |
no unit | NONE | 0.01 | 0.0 | 65535 | NONE | mean ice cloud optical thickness |
cloud_optical_thickness_liquid | uint16 | [?, ?] |
no unit | NONE | 0.01 | 0.0 | 65535 | NONE | mean liquid cloud optical thickness |
cloud_optical_thickness_mixed | uint16 | [?, ?] |
no unit | NONE | 0.01 | 0.0 | 65535 | NONE | mean mixed-phase cloud optical thickness |
cloud_optical_thickness_std_dev_temporal | uint8 | [?, ?] |
no unit | NONE | 0.4 | 0.0 | 255 | NONE | temporal standard deviation of cloud optical thickness |
cloud_oxygen_pressure | uint8 | [?, ?] |
hPa | NONE | 5.0 | 0.0 | 255 | NONE | mean cloud pressure derived from oxygen channels |
cloud_oxygen_pressure_std_dev_temporal | uint8 | [?, ?] |
hPa | NONE | 5.0 | 0.0 | 255 | NONE | temporal standard deviation of oxygen cloud pressure |
cloud_phase_ice_occurence | uint8 | [?, ?] |
percent | NONE | 0.4 | 0.0 | 255 | NONE | occurence of ice clouds |
cloud_phase_liquid_occurence | uint8 | [?, ?] |
percent | NONE | 0.4 | 0.0 | 255 | NONE | occurence of liquid clouds |
cloud_phase_mixed_occurence | uint8 | [?, ?] |
percent | NONE | 0.4 | 0.0 | 255 | NONE | occurence of mixed-phase clouds |
cloud_phase_occurence | uint8 | [?, ?] |
percent | NONE | 0.4 | 0.0 | 255 | NONE | success of rate phase retrieval |
cloud_rayleigh_pressure | uint8 | [?, ?] |
hPa | NONE | 5.0 | 0.0 | 255 | NONE | mean cloud pressure based on Rayleigh method |
cloud_rayleigh_pressure_std_dev_temporal | uint8 | [?, ?] |
hPa | NONE | 5.0 | 0.0 | 255 | NONE | temporal standard deviation of cloud Rayleigh pressure |
cloud_spherical_albedo_VIS | uint8 | [?, ?] |
no unit | NONE | 0.004 | 0.0 | 255 | NONE | mean cloud spherical visible narrowband albedo |
cloud_spherical_albedo_VIS_std_dev_temporal | uint8 | [?, ?] |
no unit | NONE | 0.004 | 0.0 | 255 | NONE | temporal standard deviation the cloud spherical visible narrowband albedo |
mus | uint8 | [?, ?] |
no unit | NONE | 0.004 | 0.2 | 255 | NONE | mean cosine of the solar zenith angle (defined for the central pixel) |
solar_flux_TOA | uint16 | [?, ?] |
W.m-2 | NONE | 0.1 | 0.0 | 65535 | NONE | mean TOA incoming solar flux |
solar_flux_TOA_SW | uint16 | [?, ?] |
W.m-2 | NONE | 0.1 | 0.0 | 65535 | NONE | mean TOA reflected solar flux |
solar_flux_TOA_SW_clear_sky | uint16 | [?, ?] |
W.m-2 | NONE | 0.1 | 0.0 | 65535 | NONE | mean clear-sky shortwave broadband fluxes |
water_vapor_column | uint8 | [?, ?] |
g/cm2 | NONE | 0.03 | 0.0 | 255 | NONE | mean total column precipitable water vapor (clear-sky pixel only) |
water_vapor_column_std_dev_temporal | uint8 | [?, ?] |
g/cm2 | NONE | 0.03 | 0.0 | 255 | NONE | temporal standard deviation of precipitable water vapor |
End of group : Data_Fields | |||||||||
Beginning of group : Geolocation_Fields | |||||||||
Latitude | float64 | [?, ?] |
degrees | NONE | 1.0 | 0.0 | -99999.0 | NONE | pixel center latitude |
Longitude | float64 | [?, ?] |
degrees | NONE | 1.0 | 0.0 | -99999.0 | NONE | pixel center longitude |
column_number | uint16 | [?, ?] |
no units | NONE | 1.0 | 0.0 | 65535 | NONE | column number of the pixel in the POLDER grid [1-2160] |
land_sea_flag | uint8 | [?, ?] |
percent | NONE | 1.0 | 0.0 | 255 | NONE | land sea flag (0:sea, 100:land, 50:mixed) |
row_number | uint16 | [?, ?] |
no units | NONE | 1.0 | 0.0 | 65535 | NONE | row number of the pixel in the POLDER grid [1-1080] |
surface_altitude | int16 | [?, ?] |
meters | NONE | 1.0 | 0.0 | 32767 | NONE | pixel center surface altitude |
End of group : Geolocation_Fields |
Product global attributes
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