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    "FileVersion": "3.9.1",
    "Format": "SINGLE",
    "Majority": "COLUMN",
    "Encoding": "IBMPC"
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  "CDFglobalAttributes": {
    "Project": "STP>Solar-Terrestrial Physics",
    "Source_name": "MMS2>MMS Satellite Number 2",
    "Discipline": "Space Physics>Magnetospheric Science",
    "Data_type": "fast_l2_dis-momsaux",
    "Descriptor": "DIS>Dual Ion Spectrometers",
    "File_naming_convention": "source_descriptor_datatype_yyyyMMddHHmmss",
    "Data_version": " ",
    "PI_name": "J. Burch, B. Giles",
    "PI_affiliation": "SwRI, GSFC",
    "TEXT": "FPI usually operates in Fast Survey (FS) Mode in the MMS Region Of Interest (ROI) for the current Mission Phase. Data are taken at burst (30/150 ms for DES/DIS) resolution in this mode. Data are also made available at survey (4.5 s) resolution. Per mission design, not all burst-resolution data are downlinked, but all survey data are downlinked. Planning around calibration activities, avoidance of Earth radiation belts, etc, when possible, FPI usually operates in Slow Survey (SS) Mode (60 s resolution) outside of ROI. This product contains partial moments that come from performing the standard moment integrals over a limited portion of velocity space. The resulting quantities are named similarly to their corresponding standard moments, but are decorated with 'part' to differentiate. For example, density_part is the density moment integrated from a particular energy step to infinity. These partial moments are formed from the indicated data type (DES/DIS burst, FS or SS). For convenience, some additional parameters are included to augment those most commonly found in a moments product of this sort, plus time-stamps and other annotation characterizing the state of the instrument system at the indicated time.",
    "Instrument_type": [
      "Plasma and Solar Wind",
      "Particles (space)"
    ],
    "Mission_group": "MMS",
    "Logical_source": "mms2_fpi_fast_l2_dis-momsaux",
    "Logical_file_id": " ",
    "Logical_source_description": "MMS Satellite Number 2 Dual Ion Spectrometer FastSurvey-resolution auxiliary moments",
    "Time_resolution": "4.5 seconds",
    "Rules_of_use": "See FPI Version Release Notes (https://lasp.colorado.edu/mms/sdc/public/datasets/fpi/) for rules of use.",
    "Generated_by": "FPI ITF, NASA/GSFC Code 673",
    "Generation_date": " ",
    "Generation_site": "ITF",
    "MODS": " ",
    "LINK_TEXT": [
      "MMS home page",
      "MMS at NASA GSFC",
      "Science Data Center",
      "FPI overview"
    ],
    "LINK_TITLE": [
      "at GSFC",
      "Homepage",
      "at LASP",
      "at NASA"
    ],
    "HTTP_LINK": [
      "https://mms.gsfc.nasa.gov",
      "https://mms.gsfc.nasa.gov/index.html",
      "http://lasp.colorado.edu/mms/sdc",
      "https://mms.gsfc.nasa.gov"
    ],
    "Skeleton_version": "$Revision: 9524 $",
    "Skeleton_revdate": "$Date: 2021-03-09 13:14:05 -0500 (Tue, 09 Mar 2021) $",
    "Correction_table_name": "mms2_dis_fast_f1ct_v43-1288_1295_p15-17.cdf",
    "Correction_table_rev": "9745",
    "Correction_table_scaling_factor": "1.00000",
    "Energy_table_name": "energies_dis_15-17.txt",
    "Dead_time_correction": "100 ns",
    "Magnetic_field_filenames": "mms2_afg_srvy_l2pre_20220205_v5.332.0.cdf mms2_afg_srvy_l2pre_20220206_v5.333.0.cdf",
    "Spacecraft_potential_filenames": "mms2_edp_fast_l2_scpot_20220205000000_v2.7.1.cdf mms2_edp_fast_l2_scpot_20220206000000_v2.7.3.cdf",
    "Spacecraft_potential_scaling_factor": "1.0",
    "Spacecraft_potential_offset": "0.0",
    "Low_energy_extrapolation": "Disabled",
    "High_energy_extrapolation": "Enabled",
    "Spacecraft_attitude_filenames": "MMS2_DEFATT_2022036_2022037.V00",
    "Lower_energy_integration_limit": "10.00eV",
    "Upper_energy_integration_limit": "30000.00eV",
    "Energy_e0": "100.00eV",
    "Scp_energy_fraction": "1.00eV",
    "Skymap_avgN": "1"
  },
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        "DELTA_PLUS_VAR": "Epoch_plus_var",
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        "FILLVAL": "9999-12-31T23:59:59.999999999",
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        "MONOTON": "INCREASE",
        "REFERENCE_POSITION": "Rotating Earth Geoid",
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        "TIME_SCALE": "Terrestrial Time",
        "UNITS": "ns",
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        "VALIDMIN": "1990-01-01T00:00:00.000000000",
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    },
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      "VarAttributes": {
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      "VarData": [
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      "VarData": [
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    },
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      "VarAttributes": {
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        "FIELDNAM": "MMS2 FPI/DIS partial number density",
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        "SCALETYP": "linear",
        "SI_CONVERSION": "1e6>m^-3",
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        "VALIDMAX": 100000.0,
        "VALIDMIN": 0.0,
        "VAR_TYPE": "data",
        "x_UNITS": "cm^-3",
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      "VarAttributes": {
        "CATDESC": "MMS2 FPI/DIS partial ion bulk-velocity vector in DBCS during this survey",
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        "VALIDMIN": -2500.0,
        "VAR_TYPE": "data",
        "x_UNITS": "km/s",
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        "NumElements": 1,
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      "VarAttributes": {
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        "DEPEND_1": "mms2_dis_energy_fast",
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        "x_LABLAXES": [
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        "x_LABLAXES": [
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      "VarAttributes": {
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      "VarAttributes": {
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        "FILLVAL": -1e+31,
        "FORMAT": "E12.2",
        "LABLAXIS": "N_bg",
        "SCALETYP": "linear",
        "SI_CONVERSION": "1e6>m^-3",
        "UNITS": "cm^-3",
        "VALIDMAX": 100000.0,
        "VALIDMIN": 0.0,
        "VAR_NOTES": "Background number density derived via integration of the estimated background differential energy flux.",
        "VAR_TYPE": "data",
        "x_UNITS": "cm^-3",
        "x_LABLAXIS": "N_bg"
      }
    },
    "mms2_dis_numberdensity_fast": {
      "VarDescription": {
        "DataType": "CDF_REAL4",
        "NumDims": 0,
        "NumElements": 1,
        "PadValue": -1e+30,
        "RecVariance": "VARY"
      },
      "VarAttributes": {
        "CATDESC": "MMS2 FPI/DIS ion number density during this survey",
        "DELTA_MINUS_VAR": "mms2_dis_numberdensity_err_fast",
        "DELTA_PLUS_VAR": "mms2_dis_numberdensity_err_fast",
        "DEPEND_0": "Epoch",
        "DISPLAY_TYPE": "default_dimension",
        "FIELDNAM": "MMS2 FPI/DIS number density",
        "FILLVAL": -1e+31,
        "FORMAT": "E12.2",
        "LABLAXIS": "N",
        "SCALETYP": "linear",
        "SI_CONVERSION": "1e6>m^-3",
        "UNITS": "cm^-3",
        "VALIDMAX": 100000.0,
        "VALIDMIN": 0.0,
        "VAR_TYPE": "data",
        "x_UNITS": "cm^-3",
        "x_LABLAXIS": "N"
      }
    },
    "mms2_dis_numberdensity_err_fast": {
      "VarDescription": {
        "DataType": "CDF_REAL4",
        "NumDims": 0,
        "NumElements": 1,
        "PadValue": -1e+30,
        "RecVariance": "VARY"
      },
      "VarAttributes": {
        "CATDESC": "MMS2 FPI/DIS ion number density error during this survey",
        "DEPEND_0": "Epoch",
        "DISPLAY_TYPE": "default_dimension",
        "FIELDNAM": "MMS2 FPI/DIS number density error",
        "FILLVAL": -1e+31,
        "FORMAT": "E12.2",
        "LABLAXIS": "N_err",
        "SCALETYP": "linear",
        "SI_CONVERSION": "1e6>m^-3",
        "UNITS": "cm^-3",
        "VALIDMAX": 100000.0,
        "VALIDMIN": 0.0,
        "VAR_TYPE": "support_data",
        "x_UNITS": "cm^-3",
        "x_LABLAXIS": "N_err"
      }
    },
    "mms2_dis_densityextrapolation_low_fast": {
      "VarDescription": {
        "DataType": "CDF_REAL4",
        "NumDims": 0,
        "NumElements": 1,
        "PadValue": -1e+30,
        "RecVariance": "VARY"
      },
      "VarAttributes": {
        "CATDESC": "MMS2 FPI/DIS estimated (via extrapolation to 0) contribution to density integral below 10eV",
        "DEPEND_0": "Epoch",
        "DISPLAY_TYPE": "default_dimension",
        "FIELDNAM": "MMS2 FPI/DIS density extrapolation (low)",
        "FILLVAL": -1e+31,
        "FORMAT": "E12.2",
        "LABLAXIS": "N",
        "SCALETYP": "linear",
        "SI_CONVERSION": "1e6>m^-3",
        "UNITS": "cm^-3",
        "VALIDMAX": 100000.0,
        "VALIDMIN": 0.0,
        "VAR_TYPE": "data",
        "x_UNITS": "cm^-3",
        "x_LABLAXIS": "N"
      }
    },
    "mms2_dis_densityextrapolation_high_fast": {
      "VarDescription": {
        "DataType": "CDF_REAL4",
        "NumDims": 0,
        "NumElements": 1,
        "PadValue": -1e+30,
        "RecVariance": "VARY"
      },
      "VarAttributes": {
        "CATDESC": "MMS2 FPI/DIS estimated (via extrapolation to infinity) contribution to density integral above 30keV",
        "DEPEND_0": "Epoch",
        "DISPLAY_TYPE": "default_dimension",
        "FIELDNAM": "MMS2 FPI/DIS density extrapolation (high)",
        "FILLVAL": -1e+31,
        "FORMAT": "E12.2",
        "LABLAXIS": "N",
        "SCALETYP": "linear",
        "SI_CONVERSION": "1e6>m^-3",
        "UNITS": "cm^-3",
        "VALIDMAX": 100000.0,
        "VALIDMIN": 0.0,
        "VAR_TYPE": "data",
        "x_UNITS": "cm^-3",
        "x_LABLAXIS": "N"
      }
    },
    "mms2_dis_bulkv_dbcs_fast": {
      "VarDescription": {
        "DataType": "CDF_REAL4",
        "DimSizes": [
          3
        ],
        "DimVariances": [
          "VARY"
        ],
        "NumDims": 1,
        "NumElements": 1,
        "PadValue": -1e+30,
        "RecVariance": "VARY"
      },
      "VarAttributes": {
        "CATDESC": "MMS2 FPI/DIS ion bulk-velocity vector in DBCS during this survey",
        "COORDINATE_SYSTEM": "DBCS>Despun Body Coordinate System",
        "DELTA_MINUS_VAR": "mms2_dis_bulkv_err_fast",
        "DELTA_PLUS_VAR": "mms2_dis_bulkv_err_fast",
        "DEPEND_0": "Epoch",
        "DISPLAY_TYPE": "default_dimension",
        "FIELDNAM": "MMS2 FPI/DIS DBCS bulk v",
        "FILLVAL": -1e+31,
        "FORMAT": "E12.2",
        "LABL_PTR_1": "mms2_dis_bulkv_dbcs_label_fast",
        "REPRESENTATION_1": "mms2_dis_cartrep_fast",
        "SCALETYP": "linear",
        "SI_CONVERSION": "1.0e3>m s^-1",
        "TENSOR_ORDER": 1,
        "UNITS": "km/s",
        "VALIDMAX": 2500.0,
        "VALIDMIN": -2500.0,
        "VAR_TYPE": "data",
        "x_UNITS": "km/s",
        "x_LABLAXES": [
          [
            "Vx_DBCS",
            "Vy_DBCS",
            "Vz_DBCS"
          ]
        ]
      }
    },
    "mms2_dis_bulkv_spintone_dbcs_fast": {
      "VarDescription": {
        "DataType": "CDF_REAL4",
        "DimSizes": [
          3
        ],
        "DimVariances": [
          "VARY"
        ],
        "NumDims": 1,
        "NumElements": 1,
        "PadValue": -1e+30,
        "RecVariance": "VARY"
      },
      "VarAttributes": {
        "CATDESC": "MMS2 FPI/DIS ion bulk-velocity estimated spintone vector in DBCS during this survey",
        "COORDINATE_SYSTEM": "DBCS>Despun Body Coordinate System",
        "DEPEND_0": "Epoch",
        "DISPLAY_TYPE": "default_dimension",
        "FIELDNAM": "MMS2 FPI/DIS DBCS bulk v spintone",
        "FILLVAL": -1e+31,
        "FORMAT": "E12.2",
        "LABL_PTR_1": "mms2_dis_bulkv_spintone_dbcs_label_fast",
        "REPRESENTATION_1": "mms2_dis_cartrep_fast",
        "SCALETYP": "linear",
        "SI_CONVERSION": "1.0e3>m s^-1",
        "TENSOR_ORDER": 1,
        "UNITS": "km/s",
        "VALIDMAX": 2500.0,
        "VALIDMIN": -2500.0,
        "VAR_NOTES": "Estimated systematic error (positive or negative) in spin-plane bulk velocity (km/s) due to imperfect sensor suite flat-fielding. This can be subtracted from bulk velocity to obtain the corrected velocity vector.",
        "VAR_TYPE": "data",
        "x_UNITS": "km/s",
        "x_LABLAXES": [
          [
            "Vx_spintone_DBCS",
            "Vy_spintone_DBCS",
            "Vz_spintone_DBCS"
          ]
        ]
      }
    },
    "mms2_dis_bulkv_gse_fast": {
      "VarDescription": {
        "DataType": "CDF_REAL4",
        "DimSizes": [
          3
        ],
        "DimVariances": [
          "VARY"
        ],
        "NumDims": 1,
        "NumElements": 1,
        "PadValue": -1e+30,
        "RecVariance": "VARY"
      },
      "VarAttributes": {
        "CATDESC": "MMS2 FPI/DIS ion bulk-velocity vector in GSE during this survey",
        "COORDINATE_SYSTEM": "GSE>Geocentric Solar Ecliptic",
        "DELTA_MINUS_VAR": "mms2_dis_bulkv_err_fast",
        "DELTA_PLUS_VAR": "mms2_dis_bulkv_err_fast",
        "DEPEND_0": "Epoch",
        "DISPLAY_TYPE": "default_dimension",
        "FIELDNAM": "MMS2 FPI/DIS GSE bulk v",
        "FILLVAL": -1e+31,
        "FORMAT": "E12.2",
        "LABL_PTR_1": "mms2_dis_bulkv_gse_label_fast",
        "REPRESENTATION_1": "mms2_dis_cartrep_fast",
        "SCALETYP": "linear",
        "SI_CONVERSION": "1.0e3>m s^-1",
        "TENSOR_ORDER": 1,
        "UNITS": "km/s",
        "VALIDMAX": 2500.0,
        "VALIDMIN": -2500.0,
        "VAR_TYPE": "data",
        "x_UNITS": "km/s",
        "x_LABLAXES": [
          [
            "Vx_GSE",
            "Vy_GSE",
            "Vz_GSE"
          ]
        ]
      }
    },
    "mms2_dis_bulkv_spintone_gse_fast": {
      "VarDescription": {
        "DataType": "CDF_REAL4",
        "DimSizes": [
          3
        ],
        "DimVariances": [
          "VARY"
        ],
        "NumDims": 1,
        "NumElements": 1,
        "PadValue": -1e+30,
        "RecVariance": "VARY"
      },
      "VarAttributes": {
        "CATDESC": "MMS2 FPI/DIS ion bulk-velocity estimated spintone vector in GSE during this survey",
        "COORDINATE_SYSTEM": "GSE>Geocentric Solar Ecliptic",
        "DEPEND_0": "Epoch",
        "DISPLAY_TYPE": "default_dimension",
        "FIELDNAM": "MMS2 FPI/DIS GSE bulk v spintone",
        "FILLVAL": -1e+31,
        "FORMAT": "E12.2",
        "LABL_PTR_1": "mms2_dis_bulkv_spintone_gse_label_fast",
        "REPRESENTATION_1": "mms2_dis_cartrep_fast",
        "SCALETYP": "linear",
        "SI_CONVERSION": "1.0e3>m s^-1",
        "TENSOR_ORDER": 1,
        "UNITS": "km/s",
        "VALIDMAX": 2500.0,
        "VALIDMIN": -2500.0,
        "VAR_NOTES": "Estimated systematic error (positive or negative) in spin-plane bulk velocity (km/s) due to imperfect sensor suite flat-fielding. This can be subtracted from bulk velocity to obtain the corrected velocity vector.",
        "VAR_TYPE": "data",
        "x_UNITS": "km/s",
        "x_LABLAXES": [
          [
            "Vx_spintone_GSE",
            "Vy_spintone_GSE",
            "Vz_spintone_GSE"
          ]
        ]
      }
    },
    "mms2_dis_bulkv_err_fast": {
      "VarDescription": {
        "DataType": "CDF_REAL4",
        "DimSizes": [
          3
        ],
        "DimVariances": [
          "VARY"
        ],
        "NumDims": 1,
        "NumElements": 1,
        "PadValue": -1e+30,
        "RecVariance": "VARY"
      },
      "VarAttributes": {
        "CATDESC": "MMS2 FPI/DIS ion bulk-velocity error vector during this survey",
        "COORDINATE_SYSTEM": "DBCS>Despun Body Coordinate System",
        "DEPEND_0": "Epoch",
        "DISPLAY_TYPE": "default_dimension",
        "FIELDNAM": "MMS2 FPI/DIS bulk v error",
        "FILLVAL": -1e+31,
        "FORMAT": "E12.2",
        "LABL_PTR_1": "mms2_dis_bulkv_err_label_fast",
        "REPRESENTATION_1": "mms2_dis_cartrep_fast",
        "SCALETYP": "linear",
        "SI_CONVERSION": "1.0e3>m s^-1",
        "TENSOR_ORDER": 1,
        "UNITS": "km/s",
        "VALIDMAX": 5000.0,
        "VALIDMIN": 0.0,
        "VAR_NOTES": "Error can be applied to either DBCS or GSE coordinate system",
        "VAR_TYPE": "support_data",
        "x_UNITS": "km/s",
        "x_LABLAXES": [
          [
            "Vx_err",
            "Vy_err",
            "Vz_err"
          ]
        ]
      }
    },
    "mms2_dis_prestensor_dbcs_fast": {
      "VarDescription": {
        "DataType": "CDF_REAL4",
        "DimSizes": [
          3,
          3
        ],
        "DimVariances": [
          "VARY",
          "VARY"
        ],
        "NumDims": 2,
        "NumElements": 1,
        "PadValue": -1e+30,
        "RecVariance": "VARY"
      },
      "VarAttributes": {
        "CATDESC": "MMS2 FPI/DIS ion pressure tensor in DBCS during this survey",
        "COORDINATE_SYSTEM": "DBCS>Despun Body Coordinate System",
        "DELTA_MINUS_VAR": "mms2_dis_prestensor_err_fast",
        "DELTA_PLUS_VAR": "mms2_dis_prestensor_err_fast",
        "DEPEND_0": "Epoch",
        "DISPLAY_TYPE": "default_dimension",
        "FIELDNAM": "MMS2 FPI/DIS DBCS pres tensor",
        "FILLVAL": -1e+31,
        "FORMAT": "E12.2",
        "LABLAXIS": "P_DBCS",
        "LABL_PTR_1": "mms2_dis_cartrep_fast",
        "LABL_PTR_2": "mms2_dis_cartrep_fast",
        "REPRESENTATION_1": "mms2_dis_cartrep_fast",
        "REPRESENTATION_2": "mms2_dis_cartrep_fast",
        "SCALETYP": "linear",
        "SI_CONVERSION": "1.0e-9>Pa",
        "TENSOR_ORDER": 2,
        "UNITS": "nPa",
        "VALIDMAX": 100000.0,
        "VALIDMIN": -100000.0,
        "VAR_NOTES": "The 3x3 matrix is represented as: Row1) Pxx Pxy Pxz, Row2) Pyx Pyy Pyz, Row3) Pzx Pzy Pzz. Note that Pij=Pji.",
        "VAR_TYPE": "data",
        "x_UNITS": "nPa",
        "x_LABLAXIS": "P_DBCS",
        "x_LABLAXES": [
          [
            "x",
            "y",
            "z"
          ],
          [
            "x",
            "y",
            "z"
          ]
        ]
      }
    },
    "mms2_dis_prestensor_gse_fast": {
      "VarDescription": {
        "DataType": "CDF_REAL4",
        "DimSizes": [
          3,
          3
        ],
        "DimVariances": [
          "VARY",
          "VARY"
        ],
        "NumDims": 2,
        "NumElements": 1,
        "PadValue": -1e+30,
        "RecVariance": "VARY"
      },
      "VarAttributes": {
        "CATDESC": "MMS2 FPI/DIS ion pressure tensor in GSE during this survey",
        "COORDINATE_SYSTEM": "GSE>Geocentric Solar Ecliptic",
        "DELTA_MINUS_VAR": "mms2_dis_prestensor_err_fast",
        "DELTA_PLUS_VAR": "mms2_dis_prestensor_err_fast",
        "DEPEND_0": "Epoch",
        "DISPLAY_TYPE": "default_dimension",
        "FIELDNAM": "MMS2 FPI/DIS GSE pres tensor",
        "FILLVAL": -1e+31,
        "FORMAT": "E12.2",
        "LABLAXIS": "P_GSE",
        "LABL_PTR_1": "mms2_dis_cartrep_fast",
        "LABL_PTR_2": "mms2_dis_cartrep_fast",
        "REPRESENTATION_1": "mms2_dis_cartrep_fast",
        "REPRESENTATION_2": "mms2_dis_cartrep_fast",
        "SCALETYP": "linear",
        "SI_CONVERSION": "1.0e-9>Pa",
        "TENSOR_ORDER": 2,
        "UNITS": "nPa",
        "VALIDMAX": 100000.0,
        "VALIDMIN": -100000.0,
        "VAR_NOTES": "The 3x3 matrix is represented as: Row1) Pxx Pxy Pxz, Row2) Pyx Pyy Pyz, Row3) Pzx Pzy Pzz. Note that Pij=Pji.",
        "VAR_TYPE": "data",
        "x_UNITS": "nPa",
        "x_LABLAXIS": "P_GSE",
        "x_LABLAXES": [
          [
            "x",
            "y",
            "z"
          ],
          [
            "x",
            "y",
            "z"
          ]
        ]
      }
    },
    "mms2_dis_prestensor_err_fast": {
      "VarDescription": {
        "DataType": "CDF_REAL4",
        "DimSizes": [
          3,
          3
        ],
        "DimVariances": [
          "VARY",
          "VARY"
        ],
        "NumDims": 2,
        "NumElements": 1,
        "PadValue": -1e+30,
        "RecVariance": "VARY"
      },
      "VarAttributes": {
        "CATDESC": "MMS2 FPI/DIS ion pressure tensor error during this survey",
        "COORDINATE_SYSTEM": "DBCS>Despun Body Coordinate System",
        "DEPEND_0": "Epoch",
        "DISPLAY_TYPE": "default_dimension",
        "FIELDNAM": "MMS2 FPI/DIS pres error",
        "FILLVAL": -1e+31,
        "FORMAT": "E12.2",
        "LABLAXIS": "P_err",
        "LABL_PTR_1": "mms2_dis_cartrep_fast",
        "LABL_PTR_2": "mms2_dis_cartrep_fast",
        "REPRESENTATION_1": "mms2_dis_cartrep_fast",
        "REPRESENTATION_2": "mms2_dis_cartrep_fast",
        "SCALETYP": "linear",
        "SI_CONVERSION": "1.0e-9>Pa",
        "TENSOR_ORDER": 2,
        "UNITS": "nPa",
        "VALIDMAX": 200000.0,
        "VALIDMIN": 0.0,
        "VAR_NOTES": "Error can be applied to either DBCS or GSE coordinate system",
        "VAR_TYPE": "support_data",
        "x_UNITS": "nPa",
        "x_LABLAXIS": "P_err",
        "x_LABLAXES": [
          [
            "x",
            "y",
            "z"
          ],
          [
            "x",
            "y",
            "z"
          ]
        ]
      }
    },
    "mms2_dis_pres_bg_fast": {
      "VarDescription": {
        "DataType": "CDF_REAL4",
        "NumDims": 0,
        "NumElements": 1,
        "PadValue": -1e+30,
        "RecVariance": "VARY"
      },
      "VarAttributes": {
        "CATDESC": "MMS2 FPI/DIS ion background pressure during this survey",
        "COORDINATE_SYSTEM": "DBCS>Despun Body Coordinate System",
        "DEPEND_0": "Epoch",
        "DISPLAY_TYPE": "default_dimension",
        "FIELDNAM": "MMS2 FPI/DIS pres_bg",
        "FILLVAL": -1e+31,
        "FORMAT": "E12.2",
        "LABLAXIS": "DEF_pres_bg",
        "SCALETYP": "linear",
        "SI_CONVERSION": "1.0e-9>Pa",
        "UNITS": "nPa",
        "VALIDMAX": 100000.0,
        "VALIDMIN": -100000.0,
        "VAR_NOTES": " ",
        "VAR_TYPE": "data",
        "x_UNITS": "nPa",
        "x_LABLAXIS": "DEF_pres_bg"
      }
    },
    "mms2_dis_temptensor_dbcs_fast": {
      "VarDescription": {
        "DataType": "CDF_REAL4",
        "DimSizes": [
          3,
          3
        ],
        "DimVariances": [
          "VARY",
          "VARY"
        ],
        "NumDims": 2,
        "NumElements": 1,
        "PadValue": -1e+30,
        "RecVariance": "VARY"
      },
      "VarAttributes": {
        "CATDESC": "MMS2 FPI/DIS ion temperature tensor in DBCS during this survey",
        "COORDINATE_SYSTEM": "DBCS>Despun Body Coordinate System",
        "DELTA_MINUS_VAR": "mms2_dis_temptensor_err_fast",
        "DELTA_PLUS_VAR": "mms2_dis_temptensor_err_fast",
        "DEPEND_0": "Epoch",
        "DISPLAY_TYPE": "default_dimension",
        "FIELDNAM": "MMS2 FPI/DIS DBCS temp tensor",
        "FILLVAL": -1e+31,
        "FORMAT": "E12.2",
        "LABLAXIS": "T_DBCS",
        "LABL_PTR_1": "mms2_dis_cartrep_fast",
        "LABL_PTR_2": "mms2_dis_cartrep_fast",
        "REPRESENTATION_1": "mms2_dis_cartrep_fast",
        "REPRESENTATION_2": "mms2_dis_cartrep_fast",
        "SCALETYP": "linear",
        "SI_CONVERSION": "11604.50520>K",
        "TENSOR_ORDER": 2,
        "UNITS": "eV",
        "VALIDMAX": 30000.0,
        "VALIDMIN": -30000.0,
        "VAR_NOTES": "The 3x3 matrix is represented as: Row1) Txx Txy Txz, Row2) Tyx Tyy Tyz, Row3) Tzx Tzy Tzz. Note that Tij=Tji.",
        "VAR_TYPE": "data",
        "x_UNITS": "eV",
        "x_LABLAXIS": "T_DBCS",
        "x_LABLAXES": [
          [
            "x",
            "y",
            "z"
          ],
          [
            "x",
            "y",
            "z"
          ]
        ]
      }
    },
    "mms2_dis_temptensor_gse_fast": {
      "VarDescription": {
        "DataType": "CDF_REAL4",
        "DimSizes": [
          3,
          3
        ],
        "DimVariances": [
          "VARY",
          "VARY"
        ],
        "NumDims": 2,
        "NumElements": 1,
        "PadValue": -1e+30,
        "RecVariance": "VARY"
      },
      "VarAttributes": {
        "CATDESC": "MMS2 FPI/DIS ion temperature tensor in GSE during this survey",
        "COORDINATE_SYSTEM": "GSE>Geocentric Solar Ecliptic",
        "DELTA_MINUS_VAR": "mms2_dis_temptensor_err_fast",
        "DELTA_PLUS_VAR": "mms2_dis_temptensor_err_fast",
        "DEPEND_0": "Epoch",
        "DISPLAY_TYPE": "default_dimension",
        "FIELDNAM": "MMS2 FPI/DIS GSE temp tensor",
        "FILLVAL": -1e+31,
        "FORMAT": "E12.2",
        "LABLAXIS": "T_GSE",
        "LABL_PTR_1": "mms2_dis_cartrep_fast",
        "LABL_PTR_2": "mms2_dis_cartrep_fast",
        "REPRESENTATION_1": "mms2_dis_cartrep_fast",
        "REPRESENTATION_2": "mms2_dis_cartrep_fast",
        "SCALETYP": "linear",
        "SI_CONVERSION": "11604.50520>K",
        "TENSOR_ORDER": 2,
        "UNITS": "eV",
        "VALIDMAX": 30000.0,
        "VALIDMIN": -30000.0,
        "VAR_NOTES": "The 3x3 matrix is represented as: Row1) Txx Txy Txz, Row2) Tyx Tyy Tyz, Row3) Tzx Tzy Tzz. Note that Tij=Tji.",
        "VAR_TYPE": "data",
        "x_UNITS": "eV",
        "x_LABLAXIS": "T_GSE",
        "x_LABLAXES": [
          [
            "x",
            "y",
            "z"
          ],
          [
            "x",
            "y",
            "z"
          ]
        ]
      }
    },
    "mms2_dis_temptensor_err_fast": {
      "VarDescription": {
        "DataType": "CDF_REAL4",
        "DimSizes": [
          3,
          3
        ],
        "DimVariances": [
          "VARY",
          "VARY"
        ],
        "NumDims": 2,
        "NumElements": 1,
        "PadValue": -1e+30,
        "RecVariance": "VARY"
      },
      "VarAttributes": {
        "CATDESC": "MMS2 FPI/DIS ion temperature tensor error during this survey",
        "COORDINATE_SYSTEM": "DBCS>Despun Body Coordinate System",
        "DEPEND_0": "Epoch",
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          "VARY",
          "VARY"
        ],
        "NumDims": 3,
        "NumElements": 1,
        "PadValue": -1e+30,
        "RecVariance": "VARY"
      },
      "VarAttributes": {
        "CATDESC": "MMS2 pressure tensor integrands",
        "DEPEND_0": "Epoch",
        "DEPEND_1": "mms2_dis_ugrid_int_fast",
        "DISPLAY_TYPE": "default_dimension",
        "FIELDNAM": "mms2_dis_prestensor_int_dbcs_fast",
        "FILLVAL": -1e+31,
        "FORMAT": "E12.2",
        "LABLAXIS": "mms2_dis_prestensor_int_dbcs_fast",
        "SCALETYP": "linear",
        "UNITS": "erg/cm^3",
        "VALIDMAX": 1000000.0,
        "VALIDMIN": -1000000.0,
        "VAR_NOTES": "integrand terms used in normalized energy integration for pressure tensor (L2 bulk velocity taken into account)",
        "VAR_TYPE": "data",
        "x_UNITS": "erg/cm^3",
        "x_LABLAXIS": "mms2_dis_prestensor_int_dbcs_fast",
        "x_DEPEND": [
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        ]
      }
    },
    "mms2_dis_ugrid_int_fast": {
      "VarDescription": {
        "DataType": "CDF_REAL4",
        "DimSizes": [
          32
        ],
        "DimVariances": [
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        ],
        "NumDims": 1,
        "NumElements": 1,
        "PadValue": -1e+30,
        "RecVariance": "VARY"
      },
      "VarAttributes": {
        "CATDESC": "Normalized energies (E/(E+E0)) used in numerical integration of plasma moments",
        "DEPEND_0": "Epoch",
        "DISPLAY_TYPE": "default_dimension",
        "FIELDNAM": "mms2_dis_ugrid_int",
        "FILLVAL": -1e+31,
        "FORMAT": "E12.2",
        "LABLAXIS": "mms2_dis_ugrid_int",
        "SCALETYP": "linear",
        "UNITS": "eV/eV",
        "VALIDMAX": 100000000.0,
        "VALIDMIN": -100000000.0,
        "VAR_TYPE": "data",
        "x_UNITS": "eV/eV",
        "x_LABLAXIS": "mms2_dis_ugrid_int"
      }
    }
  }
}