{ "id": "GE_K0_CPI", "url": "http://hpde.io/VMO/NumericalData/Geotail/CPI/kp_PT64S", "data-file": "./data/spase_hpde_io/info/GE_K0_CPI.json", "data": { "Spase": { "xmlns": "http://www.spase-group.org/data/schema", "xmlns:xsi": "http://www.w3.org/2001/XMLSchema-instance", "xsi:schemaLocation": "http://www.spase-group.org/data/schema http://www.spase-group.org/data/schema/spase-2_2_2.xsd'", "Version": "2.2.2", "NumericalData": { "ResourceID": "spase://VMO/NumericalData/Geotail/CPI/kp_PT64S", "ResourceHeader": { "ResourceName": "Geotail CPI Plasma Key Parameters (64s)", "ReleaseDate": "2010-04-05T22:16:33Z", "Description": "A combination of plasma key parameters from the Geotail CPI analyzers.\n\n The CPI-SW Solar Wind Analyzer provides\n\n * Ion number density\n * Average proton energy\n * Bulk flow velocity\n\n The CPI-HP Hot Plasma Analyzer provides\n\n * Ion number density\n * Average proton energy\n * Average electron energy\n * Bulk flow velocity\n * Plasma pressure\n\n The CPI-IC Ion Composition Analyzer provides principal Species\n\n * H+\n * He++\n * He+\n * O+", "Contact": [ { "PersonID": "spase://SMWG/Person/Louis.A.Frank", "Role": "PrincipalInvestigator" }, { "PersonID": "spase://SMWG/Person/Jan.Merka", "Role": "MetadataContact" } ], "InformationURL": { "Name": "CPI Survey Plots", "URL": "http://www-pi.physics.uiowa.edu/cpi", "Description": "Geotail CPI description and survey plots." } }, "AccessInformation": [ { "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF/CDAWeb", "Availability": "Online", "AccessRights": "Open", "AccessURL": { "Name": "FTP access to files at SPDF", "URL": "ftp://spdf.gsfc.nasa.gov/pub/data/geotail/cpi/cpi_k0/" }, "Format": "CDF", "Encoding": "None" }, { "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF/CDAWeb", "Availability": "Online", "AccessRights": "Open", "AccessURL": { "Name": "HTTP access to files at SPDF", "URL": "http://spdf.gsfc.nasa.gov/pub/data/geotail/cpi/cpi_k0/", "Description": "In CDF via HTTP from SPDF" }, "Format": "CDF", "Encoding": "None" }, { "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF/CDAWeb", "Availability": "Online", "AccessRights": "Open", "AccessURL": { "Name": "CDAWeb", "URL": "http://cdaweb.gsfc.nasa.gov/", "ProductKey": "GE_K0_CPI" }, "Format": "CDF", "Encoding": "None" } ], "InstrumentID": [ "spase://SMWG/Instrument/Geotail/CPI/HPA", "spase://SMWG/Instrument/Geotail/CPI/SWA" ], "MeasurementType": "ThermalPlasma", "TemporalDescription": { "TimeSpan": { "StartDate": "1992-09-08T07:30:40", "RelativeStopDate": "-P2D" }, "Cadence": "PT64S" }, "ObservedRegion": [ "Heliosphere.NearEarth", "Earth.Magnetosheath", "Earth.Magnetosphere", "Earth.Magnetosphere.Magnetotail" ], "Caveats": "The CPI solar wind ion analyzer is an E/Q analyzer and the initial distribution functions were calculated assuming that the plasma is H+. Care must be taken when multi-component plasmas are present. If He++ is present and is flowing with the same speed as the H+ component, it will contribute to the distribution function at twice the velocity (four times the energy) of the H+. To facilitate the automated processing of the data the integral was evaluated between vmin = 171 km/s and vmax = 1.35 × u . The resulting temperatures produce excellent fits to the observations. When He++ is present the distribution functions are consistent with an He++ temperature, THe++ = 4 × TH+, i.e., the H+ and He++ have similar thermal velocities.", "Parameter": { "Epoch": { "Name": "Time", "ParameterKey": "Epoch", "Description": "Time in milliseconds, centered, since CDF Epoch", "Units": "ms", "UnitsConversion": "1e-3>s", "ValidMin": "08-Sep-1992 00:00:00.000", "ValidMax": "31-Dec-2020 20:00:00.000", "FillValue": "-1.0E31", "Support": { "SupportQuantity": "Temporal" } }, "Time_PB5": { "Name": "Time", "ParameterKey": "Time_PB5", "Description": "Time, centered, in GSFC PB5 format (yr, day, ms). Jan 1 = Day 1.", "Structure": { "Size": "3", "Element": [ { "Name": "Year", "Index": "1", "Units": "year", "ValidMin": "1992", "ValidMax": "2020", "FillValue": "-2147483648" }, { "Name": "Day of year", "Index": "2", "Units": "day", "ValidMin": "1", "ValidMax": "366", "FillValue": "-2147483648" }, { "Name": "Elapsed millisecond of day", "Qualifier": "Component.I", "Index": "3", "Units": "ms", "ValidMin": "0", "ValidMax": "86400000", "FillValue": "-2147483648" } ] }, "Support": { "SupportQuantity": "Temporal" } }, "SW_P_Den": { "Name": "Ion Number Density (CPI/SWA)", "ParameterKey": "SW_P_Den", "Description": "Ion number density (ions 144-7000 eV, 60x60 deg FOV, CPI/SWA), scalar", "Caveats": "From 5 deg angular bins.", "Units": "cm^-3", "UnitsConversion": "1e6>m^-3", "RenderingHints": { "AxisLabel": "n(SWA)", "ValueFormat": "F8.3" }, "ValidMin": "0.01", "ValidMax": "1000.0", "FillValue": "-1.0E31", "Particle": { "ParticleType": [ "Proton", "AlphaParticle", "Ion" ], "Qualifier": [ "Moment", "Scalar" ], "ParticleQuantity": "NumberDensity", "EnergyRange": { "Low": "144", "High": "7000", "Units": "eV" }, "AzimuthalAngleRange": { "Low": "-56.25", "High": "56.25", "Units": "deg" }, "PolarAngleRange": { "Low": "60", "High": "120", "Units": "deg" } } }, "SW_P_AVGE": { "Name": "Ion Average Energy (CPI/SWA)", "ParameterKey": "SW_P_AVGE", "Description": "Ion average energy (ions 144-7000 eV, in the spacecraft frame of reference, CPI/SWA), scalar", "Units": "eV", "UnitsConversion": "1.60217653e-19>J", "RenderingHints": { "ValueFormat": "F7.0" }, "ValidMin": "100.0", "ValidMax": "8000.0", "FillValue": "-1.0E31", "Particle": { "ParticleType": [ "Proton", "AlphaParticle", "Ion" ], "Qualifier": [ "Average", "Scalar" ], "ParticleQuantity": "Energy", "EnergyRange": { "Low": "144", "High": "7000", "Units": "eV" }, "AzimuthalAngleRange": { "Low": "-56.25", "High": "56.25", "Units": "deg" }, "PolarAngleRange": { "Low": "60", "High": "120", "Units": "deg" } } }, "SW_V": { "Name": "Ion bulk Flow Velocity (CPI/SWA)", "ParameterKey": "SW_V", "Description": "Ion bulk flow velocity in GSE coordinates (ions 144-7000 eV, 60x60 deg FOV, CPI/SWA)", "Caveats": "From 5 deg angular bins", "Units": "km/s", "UnitsConversion": "1e3>m/s", "CoordinateSystem": { "CoordinateRepresentation": "Cartesian", "CoordinateSystemName": "GSE" }, "RenderingHints": { "ValueFormat": "F7.0" }, "Structure": { "Size": "3", "Element": [ { "Name": "Vx", "Qualifier": "Component.I", "Index": "1", "ValidMin": "-1400.0", "ValidMax": "1400.0", "FillValue": "-1.0E31" }, { "Name": "Vy", "Qualifier": "Component.J", "Index": "2", "ValidMin": "-1400.0", "ValidMax": "1400.0", "FillValue": "-1.0E31" }, { "Name": "Vz", "Qualifier": "Component.K", "Index": "3", "ValidMin": "-1400.0", "ValidMax": "1400.0", "FillValue": "-1.0E31" } ] }, "Particle": { "ParticleType": [ "Proton", "AlphaParticle", "Ion" ], "Qualifier": [ "Moment", "Vector" ], "ParticleQuantity": "FlowVelocity", "EnergyRange": { "Low": "144", "High": "7000", "Units": "eV" }, "AzimuthalAngleRange": { "Low": "-56.25", "High": "56.25", "Units": "deg" }, "PolarAngleRange": { "Low": "60", "High": "120", "Units": "deg" } } }, "Quality_SW": { "Name": "CPI/SWA Data Quality Flag", "ParameterKey": "Quality_SW", "Description": "CPI/SWA Data Quality Flag (0: adequate; 100: poor, more problems), scalar", "ValidMin": "0.0", "ValidMax": "100.0", "FillValue": "-1.0E31", "Support": { "SupportQuantity": "Other" } }, "GAP_FLAG": { "Name": "CPI Post Gap Flag", "ParameterKey": "GAP_FLAG", "Description": "CPI Post Gap Flag, scalar\n\n * 0: no gap immediately prior to this record;\n * 1: gap due to instrument mode;\n * 2: gap due to missing SIRIUS data;\n * 3: gap due to noisy SIRIUS data;\n * 20: gap due to missing Minor Frame(s))", "ValidMin": "0", "ValidMax": "20", "FillValue": "-2147483648", "Support": { "SupportQuantity": "Other" } }, "HP_P_Den": { "Name": "Ion Number Density (CPI/HPA)", "ParameterKey": "HP_P_Den", "Description": "Ion number density (ions 50-50000 eV, equatorial plane, CPI/HPA), scalar", "Caveats": "The ions are assumed to be protons", "Units": "cm^-3", "UnitsConversion": "1e6>m^-3", "RenderingHints": { "AxisLabel": "n(HPA)", "ValueFormat": "F8.3" }, "ValidMin": "0.01", "ValidMax": "1000.0", "FillValue": "-1.0E31", "Particle": { "ParticleType": [ "Proton", "AlphaParticle", "Ion" ], "Qualifier": [ "Moment", "Scalar" ], "ParticleQuantity": "NumberDensity" } }, "HP_P_AVGE": { "Name": "Ion Average Energy (CPI/HPA)", "ParameterKey": "HP_P_AVGE", "Description": "Ion average energy (ions 50-50000 eV, equatorial plane, CPI/HPA), scalar", "Units": "eV", "UnitsConversion": "1.60217653e-19>J", "RenderingHints": { "ValueFormat": "F7.0" }, "ValidMin": "50.0", "ValidMax": "50000.0", "FillValue": "-1.0E31", "Particle": { "ParticleType": [ "Proton", "AlphaParticle", "Ion" ], "Qualifier": [ "Average", "Scalar" ], "ParticleQuantity": "Energy" } }, "HP_V": { "Name": "Ion Bulk Flow Velocity (CPI/HPA)", "ParameterKey": "HP_V", "Description": "Bulk ion flow velocity, approximate GSE X-Y components (ions 50-50000 eV, CPI/HPA)", "Units": "km/s", "UnitsConversion": "1e3>m/s", "CoordinateSystem": { "CoordinateRepresentation": "Cartesian", "CoordinateSystemName": "GSE" }, "RenderingHints": { "ValueFormat": "F7.0" }, "Structure": { "Size": "2", "Element": [ { "Name": "Vx", "Qualifier": "Component.I", "Index": "1", "ValidMin": "-4000.0", "ValidMax": "4000.0", "FillValue": "-1.0E31" }, { "Name": "Vy", "Qualifier": "Component.J", "Index": "2", "ValidMin": "-4000.0", "ValidMax": "4000.0", "FillValue": "-1.0E31" } ] }, "Particle": { "ParticleType": [ "Proton", "AlphaParticle", "Ion" ], "Qualifier": [ "Moment", "Vector" ], "ParticleQuantity": "FlowVelocity" } }, "HP_E_AVGE": { "Name": "Electron Average Energy (CPI/HPA)", "ParameterKey": "HP_E_AVGE", "Description": "Average electron energy (electrons 50-50000 eV, CPI/HPA), scalar", "Units": "eV", "UnitsConversion": "1.60217653e-19>J", "RenderingHints": { "ValueFormat": "F7.0" }, "ValidMin": "50.0", "ValidMax": "50000.0", "FillValue": "-1.0E31", "Particle": { "ParticleType": "Electron", "Qualifier": [ "Average", "Scalar" ], "ParticleQuantity": "Energy" } }, "W": { "Name": "Plasma Pressure (CPI/HPA)", "ParameterKey": "W", "Description": "Plasma pressure (50-50000 eV, CPI/HPA), scalar", "Units": "Pa", "ValidMin": "1.0E-15", "ValidMax": "1.0E-5", "FillValue": "-1.0E31", "Particle": { "ParticleType": [ "Proton", "AlphaParticle", "Ion" ], "Qualifier": "Scalar", "ParticleQuantity": "Pressure" } }, "Quality_HP": { "Name": "CPI/HPA Data Quality Flag", "ParameterKey": "Quality_HP", "Description": "CPI/HPA data quality flag (0: adequate; 100: poor, more problems), scalar", "ValidMin": "0.0", "ValidMax": "100.0", "FillValue": "-1.0E31", "Support": { "SupportQuantity": "Other" } }, "Quality_IC": { "Name": "CPI/ICA Data Quality Flag", "ParameterKey": "Quality_IC", "Description": "CPI/ICA data quality flag (0: adequate; 100: poor, more problems), scalar", "ValidMin": "0.0", "ValidMax": "100.0", "FillValue": "-1.0E31", "Support": { "SupportQuantity": "Other" } }, "H_P_FLAG": { "Name": "H+ Flag (CPI/ICA)", "ParameterKey": "H_P_FLAG", "Description": "H+ flag: non-zero value indicates presence of singly ionized hydrogen, (CPI/ICA), scalar", "ValidMin": "0", "ValidMax": "99", "FillValue": "-128", "Support": { "SupportQuantity": "Other" } }, "HE_PP_FLAG": { "Name": "He++ Flag (CPI/ICA)", "ParameterKey": "HE_PP_FLAG", "Description": "He++ flag: non-zero value indicates presence of doubly ionized helium, (CPI/ICA)), scalar", "ValidMin": "0", "ValidMax": "99", "FillValue": "-128", "Support": { "SupportQuantity": "Other" } }, "HE_P_FLAG": { "Name": "He+ Flag", "ParameterKey": "HE_P_FLAG", "Description": "He+ flag: non-zero value indicates presence of singly ionized helium, (CPI/ICA), scalar", "ValidMin": "0", "ValidMax": "99", "FillValue": "-128", "Support": { "SupportQuantity": "Other" } }, "O_P_FLAG": { "Name": "O+ Flag (CPI/ICA)", "ParameterKey": "O_P_FLAG", "Description": "O+ flag: non-zero value indicates presence of singly ionized atomic oxygen, (CPI/ICA), scalar", "ValidMin": "0", "ValidMax": "99", "FillValue": "-128", "Support": { "SupportQuantity": "Other" } } } } } } }