Package: xradarsat2
xsarradarSat2 Level 1 python reader for efficient xarray/dask based processorInstallconda install -c conda-forge xradarsat2>>>importxradarsat2>>>folder_path="/level1/root/directory">>>xradarsat2.rs2_reader(folder_path)DataTree('None', parent=None)├── DataTree('orbitAndAttitude')│       Dimensions:    (timeStamp: 7)│       Coordinates:│         * timeStamp  (timeStamp) datetime64[ns] 2010-10-15T21:01:32.370461 ... 2010...│       Data variables:│           yaw        (timeStamp) float64 3.756 3.773 3.785 3.792 3.807 3.82 3.83│           roll       (timeStamp) float64 -29.8 -29.8 -29.8 -29.8 -29.8 -29.8 -29.8│           pitch      (timeStamp) float64 0.002605 0.002862 ... -0.001594 -0.001443│           xPosition  (timeStamp) float64 -5.072e+06 -5.076e+06 ... -5.087e+06│           yPosition  (timeStamp) float64 4.643e+06 4.676e+06 ... 4.799e+06 4.828e+06│           zPosition  (timeStamp) float64 2.033e+06 1.944e+06 ... 1.584e+06 1.494e+06│           xVelocity  (timeStamp) float64 -425.7 -352.1 -278.6 ... -131.8 -58.51 14.65│           yVelocity  (timeStamp) float64 2.642e+03 2.58e+03 ... 2.324e+03 2.259e+03│           zVelocity  (timeStamp) float64 -7.063e+03 -7.09e+03 ... -7.207e+03│       Attributes:│           attitudeDataSource:      Downlink│           attitudeOffsetsApplied:  true│           Description:             Attitude Information Data Store. Orbit Informati...├── DataTree('geolocationGrid')│       Dimensions:    (line: 11, pixel: 11)│       Coordinates:│         * line       (line) int64 0 1007 2015 3023 4031 5039 6046 7054 8062 9070 10078│         * pixel      (pixel) int64 0 1043 2086 3129 4172 ... 6258 7301 8344 9387 10431│       Data variables:│           latitude   (line, pixel) float64 17.97 17.89 17.8 ... 12.77 12.67 12.57│           longitude  (line, pixel) float64 130.4 130.9 131.4 ... 133.3 133.8 134.3│           height     (line, pixel) float64 0.0 0.0 0.0 0.0 0.0 ... 0.0 0.0 0.0 0.0 0.0│       Attributes: (12/13)│           productFormat:                               GeoTIFF│           outputMediaInterleaving:                     BSQ│           rasterAttributes_dataType:                   Magnitude Detected│           rasterAttributes_bitsPerSample_dataStream:   Magnitude│           rasterAttributes_bitsPerSample_value:        16│           rasterAttributes_numberOfSamplesPerLine:     10432│           ...                                          ...│           rasterAttributes_sampledPixelSpacing_units:  m│           rasterAttributes_sampledPixelSpacing_value:  50.0│           rasterAttributes_sampledLineSpacing_units:   m│           rasterAttributes_sampledLineSpacing_value:   50.0│           rasterAttributes_lineTimeOrdering:           Increasing│           rasterAttributes_pixelTimeOrdering:          Decreasing├── DataTree('imageGenerationParameters')│   ├── DataTree('doppler')│   │   ├── DataTree('dopplerCentroid')│   │   │       Dimensions:                          (timeOfDopplerCentroidEstimate: 5,│   │   │                                             n-Coefficients: 5)│   │   │       Coordinates:│   │   │         * timeOfDopplerCentroidEstimate    (timeOfDopplerCentroidEstimate) datetime64[ns] ...│   │   │         * n-Coefficients                   (n-Coefficients) int64 0 1 2 3 4│   │   │       Data variables:│   │   │           dopplerAmbiguity                 (timeOfDopplerCentroidEstimate) int64 0 ...│   │   │           dopplerAmbiguityConfidence       (timeOfDopplerCentroidEstimate) float64 ...│   │   │           dopplerCentroidReferenceTime     (timeOfDopplerCentroidEstimate) float64 ...│   │   │           dopplerCentroidPolynomialPeriod  (timeOfDopplerCentroidEstimate) float64 ...│   │   │           dopplerCentroidCoefficients      (timeOfDopplerCentroidEstimate, n-Coefficients) float64 ...│   │   │           dopplerCentroidConfidence        (timeOfDopplerCentroidEstimate) float64 ...│   │   │       Attributes:│   │   │           Description:  Doppler Centroid Data Store│   │   └── DataTree('dopplerRateValues')│   │           Dimensions:                   (dopplerRateReferenceTime: 1,│   │                                          n-RateValuesCoefficients: 3)│   │           Coordinates:│   │             * dopplerRateReferenceTime  (dopplerRateReferenceTime) float64 0.005568│   │             * n-RateValuesCoefficients  (n-RateValuesCoefficients) int64 0 1 2│   │           Data variables:│   │               dopplerRateValues         (dopplerRateReferenceTime, n-RateValuesCoefficients) float64 ...│   │           Attributes:│   │               Description:  Doppler Rate Values Data Store.│   └── DataTree('chirp')│           Dimensions:                  (pole: 1, n-amplitudeCoefficients: 4,│                                         n-phaseCoefficients: 4)│           Coordinates:│             * pole                     (pole) <U2 'VV'│             * n-amplitudeCoefficients  (n-amplitudeCoefficients) int64 0 1 2 3│             * n-phaseCoefficients      (n-phaseCoefficients) int64 0 1 2 3│           Data variables:│               replicaQualityValid      (pole) <U4 'true'│               crossCorrelationWidth    (pole) float64 1.033│               sideLobeLevel            (pole) float64 -13.28│               integratedSideLobeRatio  (pole) float64 -9.988│               crossCorrelationPeakLoc  (pole) float64 38.2│               chirpPower               (pole) float64 63.78│               amplitudeCoefficients    (pole, n-amplitudeCoefficients) float64 1.0 ... ...│               phaseCoefficients        (pole, n-phaseCoefficients) float64 0.3395 ... -...│           Attributes:│               VV_wing:      Combined│               VV_pulse:     11.58│               Description:  Chirp Quality Data Store├── DataTree('radarParameters')│       Dimensions:                         (beam: 4, pole: 1, NbOfNoiseLevelValues: 99)│       Coordinates:│         * beam                            (beam) <U3 'W1' 'W2' 'W30' 'S7'│         * pole                            (pole) <U2 'VV'│       Dimensions without coordinates: NbOfNoiseLevelValues│       Data variables:│           pulsesReceivedPerDwell          (beam) int64 58 58 58 58│           numberOfPulseIntervalsPerDwell  (beam) int64 65 66 65 67│           rank                            (beam) int64 7 8 7 9│           settableGain                    (beam, pole) float64 -1.0 -1.0 -1.0 -1.0│           pulseRepetitionFrequency        (beam) float64 1.283e+03 ... 1.297e+03│           samplesPerEchoLine              (beam) int64 6768 7920 7944 7320│           noiseLevelValues_BetaNought     (NbOfNoiseLevelValues) float64 -27.16 ......│           noiseLevelValues_SigmaNought    (NbOfNoiseLevelValues) float64 -28.36 ......│           noiseLevelValues_Gamma          (NbOfNoiseLevelValues) float64 -26.5 ... ...│       Attributes: (12/20)│           acquisitionType:             ScanSAR Wide│           beams:                       ['W1', 'W2', 'W30', 'S7']│           polarizations:               ['VV']│           pulses:                      11.58│           radarCenterFrequency_units:  Hz│           radarCenterFrequency:        5404999242.769673│           ...                          ...│           adcSamplingRate_units:       Hz│           adcSamplingRate:             12667968.75│           yawSteeringFlag:             YawSteeringOn│           geodeticFlag:                Off-Geocentric│           rawBitsPerSample:            4│           Description:                 Radar Parameters Data Store. Information des...└── DataTree('lut')Dimensions:   (pixels: 10432)Coordinates:* pixels    (pixels) int64 0 1 2 3 4 5 ... 10426 10427 10428 10429 10430 10431Data variables:lutBeta   (pixels) float64 1.358e+07 1.358e+07 ... 1.358e+07 1.358e+07lutGamma  (pixels) float64 1.164e+07 1.164e+07 ... 3.814e+07 3.815e+07lutSigma  (pixels) float64 1.789e+07 1.789e+07 ... 4.049e+07 4.05e+07Attributes:Description:  RADARSAT Product LUT. (c) COPYRIGHT MacDonald Dettwiler and...