Product documentation

File description: CALTRACK-5km_PM-L2


Product file format: HDF4

Product datasets

Dataset DataType Dimensions units valid_range scale_factor add_offset _FillValue Missing_Output long_name
Latitude float32 [fakeDim0] degrees NONE 1.0 0.0 -inf NONE Latitude
_HDF_CHK_TBL_702_3_1962_4 struct [1] NONE NONE NONE NONE NONE NONE NONE
Longitude float32 [fakeDim1] degrees NONE 1.0 0.0 -inf NONE Longitude
_HDF_CHK_TBL_702_6_1962_7 struct [1] NONE NONE NONE NONE NONE NONE NONE
Time float64 [fakeDim2] sec NONE 1.0 0.0 -inf NONE Time, using the TAI 93 convention
_HDF_CHK_TBL_702_9_1962_10 struct [1] NONE NONE NONE NONE NONE NONE NONE
Input_Index int16 [fakeDim3,
fakeDim4]
unitless NONE 1.0 0.0 -32768 NONE Index [irow,icol] of the coincident Pixel in the input data grid at full resolution (1/18 degree)
_HDF_CHK_TBL_702_12_1962_13 struct [1] NONE NONE NONE NONE NONE NONE NONE
Input_Index_18km int16 [fakeDim5,
fakeDim6]
unitless NONE 1.0 0.0 -32768 NONE Index [irow,icol] of the coincident Pixel in the input data grid at medium resolution (1/6 degree)
_HDF_CHK_TBL_702_15_1962_16 struct [1] NONE NONE NONE NONE NONE NONE NONE
Cloud_Classification int8 [fakeDim7] unitless NONE 1.0 0.0 -128 NONE Cloud mask classification index. Values should be either 0 (initialization), 1 when clear, 2 when undetermined clear, 3 when undetermined cloudy, 4 when partial cloudy, 5 when cloudy. Note that in snow/ice presence, values is increased of 10.
_HDF_CHK_TBL_702_18_1962_19 struct [1] NONE NONE NONE NONE NONE NONE NONE
Cloud_Phase uint8 [fakeDim8,
fakeDim9]
unitless NONE 1.0 0.0 255 NONE PARASOL and MODIS combined cloud thermodynamic phase (slide 0)
_HDF_CHK_TBL_702_21_1962_22 struct [1] NONE NONE NONE NONE NONE NONE NONE
Water_Vapor_Content uint16 [fakeDim10] g/cm^2 NONE 0.001 0.0 65535 NONE Water vapor content from differential absorption method
_HDF_CHK_TBL_702_24_1962_25 struct [1] NONE NONE NONE NONE NONE NONE NONE
Ad_Water_Vapor_Content uint16 [fakeDim11] g/cm^2 NONE 0.005 0.0 65535 NONE Water vapor content angular dispersion from differential absorption method
_HDF_CHK_TBL_702_27_1962_28 struct [1] NONE NONE NONE NONE NONE NONE NONE
Cloud_Geometrical_Thickness uint16 [fakeDim12,
fakeDim13]
meters (Slides from 1 to 7) - hPa (slides 8 to 9) NONE 1.0 0.0 65535 NONE PARASOL and MODIS combined cloud geometrical thickness
_HDF_CHK_TBL_702_30_1962_31 struct [1] NONE NONE NONE NONE NONE NONE NONE
Aerosol_Optical_Thickness_Over_Cloud uint16 [fakeDim14,
fakeDim15]
unitless NONE 0.0001 0.0 65535 NONE Spectral aerosol optical thickness derived from polarization above cloud layers at 670, 865 nm, from the choosen test, at full resolution (1/18 degree)
_HDF_CHK_TBL_702_33_1962_34 struct [1] NONE NONE NONE NONE NONE NONE NONE
Aerosol_Optical_Thickness_Over_Cloud_Model uint8 [fakeDim16] unitless NONE 1.0 0.0 255 NONE Index of aerosol model retrieved above clouds, from the chosen test, at full resolution (1/18 degree)
_HDF_CHK_TBL_702_36_1962_37 struct [1] NONE NONE NONE NONE NONE NONE NONE
Aerosol_Optical_Thickness_Over_Cloud_QA uint8 [fakeDim17,
fakeDim18]
unitless NONE 1.0 0.0 255 NONE Quality assessment for spectral aerosol optical thickness derived from polarization above cloud layers at 490, 670, 865, 1600 and 2200 nm, at full resolution (1/18 degree)
_HDF_CHK_TBL_702_39_1962_40 struct [1] NONE NONE NONE NONE NONE NONE NONE
Aerosol_Optical_Thickness_Over_Cloud_Rmse uint16 [fakeDim19] unitless NONE 1e-05 0.0 65535 NONE Root mean square error of best fit for spectral AOT derived from polarization above cloud layers, at full resolution (1/18 degree)
_HDF_CHK_TBL_702_42_1962_43 struct [1] NONE NONE NONE NONE NONE NONE NONE
Directionnal_Solar_Zenith_Angle uint16 [fakeDim20,
fakeDim21]
degrees NONE 0.002 0.0 65535 NONE Directional solar zenith angle
_HDF_CHK_TBL_702_45_1962_46 struct [1] NONE NONE NONE NONE NONE NONE NONE
Directionnal_Viewing_Zenith_Angle uint16 [fakeDim22,
fakeDim23]
degrees NONE 0.002 0.0 65535 NONE Directional viewing zenith angle for filter 670P2
_HDF_CHK_TBL_702_48_1962_49 struct [1] NONE NONE NONE NONE NONE NONE NONE
Directionnal_Relative_Azimuth_Angle uint16 [fakeDim24,
fakeDim25]
degrees NONE 0.01 0.0 65535 NONE Directional relative azimuth angle for filter 670P2
_HDF_CHK_TBL_702_51_1962_52 struct [1] NONE NONE NONE NONE NONE NONE NONE
Apparent_Pressure uint16 [fakeDim26] hPa NONE 0.025 0.0 65535 NONE Scene apparent pressure differential O2 derived method
_HDF_CHK_TBL_702_54_1962_55 struct [1] NONE NONE NONE NONE NONE NONE NONE
Directional_Apparent_Pressure uint16 [fakeDim27,
fakeDim28]
hPa NONE 0.025 0.0 65535 NONE Directional scene apparent pressure differential O2 derived method
_HDF_CHK_TBL_702_57_1962_58 struct [1] NONE NONE NONE NONE NONE NONE NONE
Rayleigh_Pressure uint16 [fakeDim29] hPa NONE 0.025 0.0 65535 NONE Scene Rayleigh pressure
_HDF_CHK_TBL_702_60_1962_61 struct [1] NONE NONE NONE NONE NONE NONE NONE
Directional_Rayleigh_Pressure uint16 [fakeDim30,
fakeDim31]
hPa NONE 0.025 0.0 65535 NONE Directional scene Rayleigh pressure
_HDF_CHK_TBL_702_63_1962_64 struct [1] NONE NONE NONE NONE NONE NONE NONE
Cloud_Rayleigh_Pressure uint16 [fakeDim32] hPa NONE 0.025 0.0 65535 NONE Cloud Top Rayleigh pressure
_HDF_CHK_TBL_702_66_1962_67 struct [1] NONE NONE NONE NONE NONE NONE NONE
MODIS_Cloud_Top_Pressure int16 [fakeDim33] hPa NONE 0.1 0.0 -32768 NONE MYD06_L2 Cloud top pressure
_HDF_CHK_TBL_702_69_1962_70 struct [1] NONE NONE NONE NONE NONE NONE NONE
MODIS_Cloud_Optical_Thickness int16 [fakeDim34] unitless NONE 0.01 0.0 -32768 NONE MYD06_L2 Cloud_Optical_Thickness two-channel retrieval using band 7 and either band 1, 2, or 5 (specified in Quality_Assurance_1km)
_HDF_CHK_TBL_702_72_1962_73 struct [1] NONE NONE NONE NONE NONE NONE NONE
MODIS_Cloud_Optical_Thickness_Stddev int16 [fakeDim35] unitless NONE 0.01 0.0 -32768 NONE MYD06_L2 Standard Deviation of Cloud optical thickness, two-channel retrieval using band 7 and either band 1, 2, or 5 (specified in Quality_Assurance_1km)
_HDF_CHK_TBL_702_75_1962_76 struct [1] NONE NONE NONE NONE NONE NONE NONE
MODIS_Cloud_Effective_Radius int16 [fakeDim36] micrometer NONE 0.01 0.0 -32768 NONE MYD06_L2 Cloud Particle Effective Radius , two-channel retrieval using band 7 and either band 1, 2, or 5 (specified in Quality_Assurance_1km)
_HDF_CHK_TBL_702_78_1962_79 struct [1] NONE NONE NONE NONE NONE NONE NONE
MODIS_Cloud_Effective_Radius_Stddev int16 [fakeDim37] micrometer NONE 0.01 0.0 -32768 NONE MYD06_L2 Standard Deviation of Cloud Particle Effective Radius, two-channel retrieval using band 7 and either band 1, 2, or 5 (specified in Quality_Assurance_1km)
_HDF_CHK_TBL_702_81_1962_82 struct [1] NONE NONE NONE NONE NONE NONE NONE
MODIS_Brightness_Temperature_Difference_8_11 int16 [fakeDim38] K NONE 0.0005 0.0 -32768 NONE MODIS Brightness temperature difference (8.6 microns - 11 microns) (channels 29 - 31)
_HDF_CHK_TBL_702_84_1962_85 struct [1] NONE NONE NONE NONE NONE NONE NONE
Cloud_Fraction_18km int16 [fakeDim39] unitless NONE 0.005 0.0 -32768 NONE Cloud fraction at medium resolution (1/6 degree). Value -1 is used when no detection information is available at pixel level
_HDF_CHK_TBL_702_87_1962_88 struct [1] NONE NONE NONE NONE NONE NONE NONE
Aerosol_Optical_Thickness_Over_Cloud_18km uint16 [fakeDim40,
fakeDim41]
unitless NONE 0.0001 0.0 65535 NONE Mean spectral aerosol optical thickness over cloud at 670nm (first slide) and 865 nm (second slide) at medium resolution (1/6 degrees)
_HDF_CHK_TBL_702_90_1962_91 struct [1] NONE NONE NONE NONE NONE NONE NONE
Aerosol_Optical_Thickness_Over_Cloud_18km_Stddev uint16 [fakeDim42,
fakeDim43]
unitless NONE 0.005 0.0 65535 NONE Standard deviation of mean spectral aerosol optical thickness over cloud at 670nm (first slide) and 865 nm (second slide) at medium resolution (1/6 degrees)
_HDF_CHK_TBL_702_93_1962_94 struct [1] NONE NONE NONE NONE NONE NONE NONE
Aerosol_Optical_Thickness_Over_Cloud_18km_Count uint8 [fakeDim44,
fakeDim45]
unitless NONE 1.0 0.0 255 NONE Number of valid inversions of aerosol optical thickness over cloud used to derive product at medium resolution (1/6 degrees)
_HDF_CHK_TBL_702_96_1962_97 struct [1] NONE NONE NONE NONE NONE NONE NONE
Aerosol_Angstrom_Coefficient_Over_Cloud_18km uint16 [fakeDim46] unitless NONE 0.0001 0.0 65535 NONE Mean aerosol Angstrom coefficient between 670 and 865 nm at medium resolution (1/6 degrees)
_HDF_CHK_TBL_702_99_1962_100 struct [1] NONE NONE NONE NONE NONE NONE NONE



Product global attributes

Global attribute DataType Dimensions Value
File_Name string 1 CALTRACK-5km_PM-L2_V1-00_2010-01-01T13-33-34ZD.hdf
Icare_ID string 1 N/A
Product_Name string 1 CALTRACK-5km_PM-L2
Product_Description string 1 PM-L2 extractions coincident with the CALIOP 5km subtrack starting at 2010-01-01T13-33-34ZD
HDF_Version string 1 HDF Version 4.2 Release 5, February 17, 2010
Reference_Caliop_Orbit_ID string 1 2010-01-01T13-33-34ZD
Beginning_Acquisition_Date string 1 2010-01-01T13:33:34Z
Ending_Acquisition_Date string 1 2010-01-01T14:26:05Z
Gring_Latitudes float32 20 [-61.826126098632812, -79.859725952148438, -73.007347106933594, -53.209720611572266, -32.4864501953125, -11.500406265258789, 9.5798788070678711, 30.619007110595703, 51.448383331298828, 71.494735717773438, 71.532302856445312, 51.489501953125, 30.66070556640625, 9.6216907501220703, -11.458641052246094, -32.444858551025391, -53.169071197509766, -72.970390319824219, -79.884185791015625, -61.866081237792969]
Gring_Longitudes float32 20 [167.77989196777344, 128.54969787597656, 28.393173217773438, 10.005636215209961, 2.7350790500640869, -2.2861049175262451, -6.7990942001342773, -11.734983444213867, -18.687440872192383, -35.14508056640625, -35.207431793212891, -18.705636978149414, -11.746084213256836, -6.8082900047302246, -2.2953329086303711, 2.7237229347229004, 9.9863653182983398, 28.319570541381836, 128.35430908203125, 167.75033569335938]
North_Bounding_Latitude float32 1 71.5323028564
South_Bounding_Latitude float32 1 -79.884185791
East_Bounding_Longitude float32 1 -35.2074317932
West_Bounding_Longitude float32 1 167.779891968
Geographic_Projection string 1 Lidar Subtrack
Nadir_Pixel_Size string 1 5km
Software_Version string 1 1.0.1
Product_Version string 1 V1-00
Production_Center string 1 UMS ICARE
Production_Date string 1 2014-03-13T12:15:42Z
Contact string 1 contact@icare.univ-lille1.fr
Reference string 1 http://www.icare.univ-lille1.fr/projects/calxtract
Input_Files string 1
*** LID-L2-05kmCLay (Reference) ***
0 : 2010_01_01/CAL_LID_L2_05kmCLay-Prov-V3-01.2010-01-01T13-33-34ZD.hdf

*** PM-L2 ***
0 : 2010_01_01/PARASOL_PM02-L2_2010-01-01T13-03-40_V2-00.hdf

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