Product documentation

File description: CALTRACK-5km_PAR-RB2


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 product. See in the file attribute to know which is this file
_HDF_CHK_TBL_702_12_1962_13 struct [1] NONE NONE NONE NONE NONE NONE NONE
Colocation_Distance float32 [fakeDim5] km NONE 1.0 0.0 -inf NONE Colocation distance between the LIDAR shot and the center of the PARASOL pixel, computed with the Haversine formula
_HDF_CHK_TBL_702_15_1962_16 struct [1] NONE NONE NONE NONE NONE NONE NONE
Acquisition_Time_Difference float32 [fakeDim6] sec NONE 1.0 0.0 -inf NONE Difference between the acquisition time of the LIDAR profile and the PARASOL pixel (t_acq_caliop - t_acq_parasol). PARASOL pixel acquisition time is read in the UT hour and UT minute data fields
_HDF_CHK_TBL_702_18_1962_19 struct [1] NONE NONE NONE NONE NONE NONE NONE
Cloud_Cover uint8 [fakeDim7] unitless NONE 0.005 0.0 255 NONE cloud cover, defined as the number of cloudy pixels divided by the total number of pixels
_HDF_CHK_TBL_702_21_1962_22 struct [1] NONE NONE NONE NONE NONE NONE NONE
Directional_Cloud_Cover uint8 [fakeDim8,
fakeDim9]
unitless NONE 0.005 0.0 255 NONE Directional Apparent Cloud Cover
_HDF_CHK_TBL_702_24_1962_25 struct [1] NONE NONE NONE NONE NONE NONE NONE
Cloud_Rayleigh_Pressure uint8 [fakeDim10] hPa NONE 5.0 0.0 255 NONE mean cloud Rayleigh pressure (expected to be close of the cloud top pressure)
_HDF_CHK_TBL_702_27_1962_28 struct [1] NONE NONE NONE NONE NONE NONE NONE
Cloud_Rayleigh_Pressure_Angular_Stddev uint8 [fakeDim11] hPa NONE 2.5 0.0 255 NONE Angular Standard Deviation of the Cloud Rayleigh Pressure
_HDF_CHK_TBL_702_30_1962_31 struct [1] NONE NONE NONE NONE NONE NONE NONE
Cloud_Oxygen_Pressure uint8 [fakeDim12] hPa NONE 5.0 0.0 255 NONE mean cloud oxygen pressure (expected to be close of the cloud middle pressure)
_HDF_CHK_TBL_702_33_1962_34 struct [1] NONE NONE NONE NONE NONE NONE NONE
Cloud_Oxygen_Pressure_Angular_Stddev uint8 [fakeDim13] hPa NONE 2.5 0.0 255 NONE Angular Standard Deviation of the Cloud Oxygen Pressure
_HDF_CHK_TBL_702_36_1962_37 struct [1] NONE NONE NONE NONE NONE NONE NONE
Cloud_Optical_Thickness uint16 [fakeDim14] unitless NONE 0.01 0.0 65535 NONE linear mean cloud optical thickness (670 nm over land and 865 nm over ocean)
_HDF_CHK_TBL_702_39_1962_40 struct [1] NONE NONE NONE NONE NONE NONE NONE
Cloud_Optical_Thickness_Stddev uint8 [fakeDim15] % NONE 0.4 0.0 255 NONE Relative Spatial Standard Deviation of Cloud Optical Thickness
_HDF_CHK_TBL_702_42_1962_43 struct [1] NONE NONE NONE NONE NONE NONE NONE
Cloud_Phase uint8 [fakeDim16] unitless NONE 1.0 0.0 255 NONE Cloud Phase
_HDF_CHK_TBL_702_45_1962_46 struct [1] NONE NONE NONE NONE NONE NONE NONE
Cloud_Top_Oxygen_Pressure uint16 [fakeDim17] hPa NONE 1.0 0.0 65535 NONE Cloud Top Pressure estimated from oxygen pressure
_HDF_CHK_TBL_702_48_1962_49 struct [1] NONE NONE NONE NONE NONE NONE NONE
Cloud_Middle_Oxygen_Pressure uint16 [fakeDim18] hPa NONE 1.0 0.0 65535 NONE Cloud Middle Pressure estimated from oxygen pressure
_HDF_CHK_TBL_702_51_1962_52 struct [1] NONE NONE NONE NONE NONE NONE NONE
Cloud_Geometrical_Thickness_AdPo2 uint16 [fakeDim19] km NONE 1.0 0.0 65535 NONE Cloud Geometrical Thickness estimated from the oxygen pressure and its angular standard deviation
_HDF_CHK_TBL_702_54_1962_55 struct [1] NONE NONE NONE NONE NONE NONE NONE
Cloud_Geometrical_Thickness_Delta uint16 [fakeDim20] km NONE 1.0 0.0 65535 NONE Cloud Geometrical Thickness estimated from the cloud top and middle oxygen pressure difference
_HDF_CHK_TBL_702_57_1962_58 struct [1] NONE NONE NONE NONE NONE NONE NONE
Cloud_Multi_Layer_Flag uint8 [fakeDim21] unitless NONE 1.0 0.0 255 NONE Cloud multi-layer flag
_HDF_CHK_TBL_702_60_1962_61 struct [1] NONE NONE NONE NONE NONE NONE NONE
Surface_Wind_Speed uint8 [fakeDim22] m/s NONE 0.5 0.0 255 NONE Surface Wind Speed (exogeneous meteorogical data)
_HDF_CHK_TBL_702_63_1962_64 struct [1] NONE NONE NONE NONE NONE NONE NONE
Surface_Wind_Direction uint8 [fakeDim23] degrees NONE 1.5 0.0 255 NONE Surface Wind Bearing (exogeneous meteorogical data)
_HDF_CHK_TBL_702_66_1962_67 struct [1] NONE NONE NONE NONE NONE NONE NONE
Surface_Pressure uint8 [fakeDim24] hPa NONE 4.0 100.0 255 NONE Surface Pressure (exogeneous meteorogical data)
_HDF_CHK_TBL_702_69_1962_70 struct [1] NONE NONE NONE NONE NONE NONE NONE
Temperature uint8 [fakeDim25,
fakeDim26]
K NONE 1.0 150.0 255 NONE Temperature profile (exogeneous meteorogical data)
_HDF_CHK_TBL_702_72_1962_73 struct [1] NONE NONE NONE NONE NONE NONE NONE
Water_Vapor uint8 [fakeDim27,
fakeDim28]
g/cm^2 NONE 0.03 0.0 255 NONE Water Vapor profile (exogeneous meteorogical data)
_HDF_CHK_TBL_702_75_1962_76 struct [1] NONE NONE NONE NONE NONE NONE NONE
Water_Vapor_Column uint8 [fakeDim29] g/cm^2 NONE 0.03 0.0 255 NONE Water Vapor Column, based on clear pixel measurements
_HDF_CHK_TBL_702_78_1962_79 struct [1] NONE NONE NONE NONE NONE NONE NONE
Mean_Albedo uint16 [fakeDim30] unitless NONE 0.0001 0.0 65535 NONE Mean albedo at 670 nm over land and 865 nm over ocean, aka avis
_HDF_CHK_TBL_702_81_1962_82 struct [1] NONE NONE NONE NONE NONE NONE NONE
Albedo_Spatial_Stddev uint8 [fakeDim31] % NONE 0.2 0.0 255 NONE Relative spatial standard deviation of the albedos (based on the direction-means), aka rsd_avis
_HDF_CHK_TBL_702_84_1962_85 struct [1] NONE NONE NONE NONE NONE NONE NONE
Albedo_Angular_Stddev uint8 [fakeDim32] % NONE 0.2 0.0 255 NONE Relative angular standard deviation of the albedos (based on the spatial-means), aka rad_avis
_HDF_CHK_TBL_702_87_1962_88 struct [1] NONE NONE NONE NONE NONE NONE NONE
Surface_Type_Index uint8 [fakeDim33] unitless NONE 1.0 0.0 255 NONE Surface type indicator, aka tmc
surface type indicator (1:sea, 2:sea near coasts, 3:coasts, 4:not used, 5:land near coasts, 6:land, +10:with ice or snow)
_HDF_CHK_TBL_702_90_1962_91 struct [1] NONE NONE NONE NONE NONE NONE NONE
Cos_Solar_Zenith_Angle uint8 [fakeDim34] unitless NONE 0.004 0.2 255 NONE Cosine of the Solar Zenith Angle for central pixel, aka mus
_HDF_CHK_TBL_702_93_1962_94 struct [1] NONE NONE NONE NONE NONE NONE NONE
Scene_Albedo_Angular_Stddev uint8 [fakeDim35] % NONE 0.2 0.0 255 NONE Relative Angular standard deviation of the Scene Albedo, aka rad_ascvis
_HDF_CHK_TBL_702_96_1962_97 struct [1] NONE NONE NONE NONE NONE NONE NONE
Optical_Thickness_Homogeneity_Coef uint8 [fakeDim36] unitless NONE 0.002 0.0 255 NONE Homogeneity coefficient of the optical thickness : Tau*/Tau where Tau is the scene mean optical thickness, and Tau* is the optical thickness derived from the scene mean reflectance, aka eps_tau
_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_PAR-RB2_V1-02_2010-01-01T13-33-34ZD.hdf
Icare_ID string 1 N/A
Product_Name string 1 CALTRACK-5km_PAR-RB2
Product_Description string 1 PAR-RB2 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 1.0.7
Product_Version string 1 V1-02
Production_Center string 1 UMS ICARE
Production_Date string 1 2015-10-05T13:05:28Z
Contact string 1 contact@icare.univ-lille1.fr
Reference string 1 http://www.icare.univ-lille1.fr/projects/calxtract
Input_Parasol_Software_Version string 1 192023
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

*** PAR-RB2 [v192023] ***
0 : 2010_01_01/P3L2TRGB116198MD

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