{ "id": "L9_K0_MPA", "url": "http://hpde.io/NASA/NumericalData/LANL/1989/MPA/PT86S", "data-file": "./data/spase_hpde_io/info/L9_K0_MPA.json", "data": { "Spase": { "xmlns": "http://www.spase-group.org/data/schema", "xmlns:xsi": "http://www.w3.org/2001/XMLSchema-instance", "xsi:schemaLocation": "https://www.spase-group.org/data/schema https://www.spase-group.org/data/schema/spase-2.7.1.xsd", "Version": "2.7.1", "MetadataRightsList": { "Rights": { "SchemeURI": "https://spdx.org/licenses/", "RightsIdentifierScheme": "SPDX", "RightsIdentifier": "CC0-1.0", "RightsURI": "https://spdx.org/licenses/CC0-1.0.html", "RightsName": "Creative Commons Zero v1.0 Universal", "Note": "CC0 1.0 Universal is the Creative Commons license applicable to all publicly available SPASE metadata descriptions" } }, "NumericalData": { "ResourceID": "spase://NASA/NumericalData/LANL/1989/MPA/PT86S", "NamingAuthority": "NASA", "ResourceType": "NumericalData", "ResourceHeader": { "ResourceName": "LANL 1989 Magnetospheric Plasma Analyzer (MPA) at 87 sec Resolution in Spacecraft Coordinates", "AlternateName": "LANL 046 MPA data", "DOI": "https://doi.org/10.48322/jv8m-ra10", "ReleaseDate": "2025-12-04T13:29:50Z", "RevisionHistory": { "RevisionEvent": [ { "ReleaseDate": "2021-04-27T15:38:11", "Note": "Only known prior ReleaseDate of the metadata" }, { "ReleaseDate": "2023-07-30T12:34:56.789", "Note": "Added DOI and PublicationInfo minted by LFB, metadata versioned up to SPASE 2.6.0, reviewed by LFB 20230727" }, { "ReleaseDate": "2023-12-24T12:34:56.789", "Note": "Correct geosynchronous spelling as requested. Removed ftp link. Corrected CDAWeb url. JMW" }, { "ReleaseDate": "2025-05-15T12:34:56.789", "Note": "Added ObservedRegion. JMW" }, { "ReleaseDate": "2025-10-02T15:12:02Z", "Note": "Updated PublishedBy name to match ROR Registry. Added ResourceType and NamingAuthority. Changed http to https in top-level schemaLocation attribute. Fixed version number separator in top-level schemaLocation attribute. Matched version number in schemaLocation attribute to updated value in Version tag. ZCB" }, { "ReleaseDate": "2025-12-04T13:29:50Z", "Note": "Added MetadataRightsList and RightsList(s). Updated to 2.7.1. ZCB" } ] }, "Description": "The LANL 1989-046 MPA data set contains various parameters in a variety of coordinates systems including GEI, spacecraft, polar geographic, and polar magnetic coordinates at about 87 s resolution. These parameters include universal time, denisty, velocity, and temperature for both low and high energy ions and electrons as well as position information and instrument status flags.", "Acknowledgement": "Los Alamos National Laboratory; Dr. Michelle Thomsen; Dr. Michael G. Henderson", "PublicationInfo": { "Authors": "Thomsen, Michelle, F.; Henderson, Michael, G.", "PublicationDate": "2023-01-01T00:00:00", "PublishedBy": "Space Physics Data Facility" }, "Contact": [ { "PersonID": "spase://SMWG/Person/Michelle.F.Thomsen", "Role": "PrincipalInvestigator" }, { "PersonID": "spase://SMWG/Person/Michael.G.Henderson", "Role": "GeneralContact" }, { "PersonID": "spase://SMWG/Person/James.M.Weygand", "Role": "MetadataContact" }, { "PersonID": "spase://SMWG/Person/Lee.Frost.Bargatze", "Role": "MetadataContact" } ], "InformationURL": { "Name": "Los Alamos Nation Laboratory spacecraft Magnetospheric Plasma Analyzer", "URL": "https://doi.org/10.1029/93JA00726", "Description": "Journal of Geophysical Research Article on the LANL MPA instrument." }, "PriorID": [ "spase://VSPO/NumericalData/P_LANL1989_HDR_MPA_86S", "spase://VMO/NumericalData/LANL/LANL1989/MPA/PT87S", "spase://VMO/NumericalData/LANL/1989/MPA/PT87S", "spase://VSPO/NumericalData/LANL/1989/MPA/PT86S" ] }, "AccessInformation": [ { "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF/CDAWeb", "Availability": "Online", "AccessRights": "Open", "RightsList": { "Rights": { "SchemeURI": "https://spdx.org/licenses/", "RightsIdentifierScheme": "SPDX", "RightsIdentifier": "CC0-1.0", "RightsURI": "https://spdx.org/licenses/CC0-1.0.html", "RightsName": "Creative Commons Zero v1.0 Universal", "Note": "CC0 1.0 Universal is the Creative Commons license applicable to all publicly available NASA Heliophysics data products" } }, "AccessURL": { "Name": "HTTPS from SPDF", "URL": "https://spdf.gsfc.nasa.gov/pub/data/lanl/89_mpa/", "Description": "In CDF via HTTP from CDAWeb" }, "Format": "CDF", "Acknowledgement": "LANL; Dr. Michelle Thomsen; Dr. Michael G. Henderson" }, { "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF/CDAWeb", "Availability": "Online", "AccessRights": "Open", "RightsList": { "Rights": { "SchemeURI": "https://spdx.org/licenses/", "RightsIdentifierScheme": "SPDX", "RightsIdentifier": "CC0-1.0", "RightsURI": "https://spdx.org/licenses/CC0-1.0.html", "RightsName": "Creative Commons Zero v1.0 Universal", "Note": "CC0 1.0 Universal is the Creative Commons license applicable to all publicly available NASA Heliophysics data products" } }, "AccessURL": { "Name": "CDAWeb", "URL": "https://cdaweb.gsfc.nasa.gov/pub/data/lanl/89_mpa/", "ProductKey": "L9_K0_MPA" }, "Format": "CDF", "Acknowledgement": "LANL; Dr. Michelle Thomsen; Dr. Michael G. Henderson" }, { "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF/CDAWeb", "Availability": "Online", "AccessRights": "Open", "RightsList": { "Rights": { "SchemeURI": "https://spdx.org/licenses/", "RightsIdentifierScheme": "SPDX", "RightsIdentifier": "CC0-1.0", "RightsURI": "https://spdx.org/licenses/CC0-1.0.html", "RightsName": "Creative Commons Zero v1.0 Universal", "Note": "CC0 1.0 Universal is the Creative Commons license applicable to all publicly available NASA Heliophysics data products" } }, "AccessURL": { "Name": "CDAWeb HAPI Server", "URL": "https://cdaweb.gsfc.nasa.gov/hapi", "Style": "HAPI", "ProductKey": "L9_K0_MPA", "Description": "Web Service to this product using the HAPI interface." }, "Format": "CSV", "Acknowledgement": "LANL; Dr. Michelle Thomsen; Dr. Michael G. Henderson" } ], "ProcessingLevel": "Calibrated", "ProviderResourceName": "LANL 046 MPA", "ProviderProcessingLevel": "Numerical Data", "InstrumentID": "spase://SMWG/Instrument/LANL/1989/MPA", "MeasurementType": "EnergeticParticles", "TemporalDescription": { "TimeSpan": { "StartDate": "1998-05-03T00:00:00", "StopDate": "2008-01-03T23:59:59", "Note": "Time format in data files is: day, month, year hour, min, seconds. Ex: '01-Jan-1981 00:00:00.000'" }, "Cadence": "PT87S" }, "ObservedRegion": [ "Earth.Magnetosphere.Main", "Earth.Magnetosphere.RadiationBelt", "Earth.NearSurface.Plasmasphere" ], "Caveats": "Flags=-1.0e+31. The content of the LANL SOPA cdfs at CDAWeb has not been fully documented.", "Keyword": [ "87 sec", "Geosynchronous", "LANL", "Magnetospheric Plasma Analyzer", "MPA" ], "Parameter": { "Theta_l": { "Name": "LANL 046 MPA Lower Edge Look Angles", "ParameterKey": "Theta_l", "Description": "The detector lower edge look angles for the MPA instrument.", "Units": "degrees", "RenderingHints": { "AxisLabel": "lower look angle", "ScaleMin": "0.0", "ScaleMax": "180.0" }, "ValidMin": "0.0", "ValidMax": "180.0", "FillValue": "-1.0000e+031", "Support": { "Qualifier": "Scalar", "SupportQuantity": "Other" } }, "Theta_u": { "Name": "LANL 046 MPA Upper Edge Look Angles", "ParameterKey": "Theta_u", "Description": "The detector upper edge look angles for the MPA instrument.", "Units": "degrees", "RenderingHints": { "AxisLabel": "upper look angle", "ScaleMin": "0.0", "ScaleMax": "180.0" }, "ValidMin": "0.0", "ValidMax": "180.0", "FillValue": "-1.0000e+031", "Support": { "Qualifier": "Scalar", "SupportQuantity": "Other" } }, "etimesg": { "Name": "LANL 046 MPA Geometric Factor Times the Efficiency", "ParameterKey": "etimesg", "Description": "The geometric factor times the efficiency for the MPA instrument.", "Units": "cm^2 sr", "RenderingHints": { "AxisLabel": "geo factor * eff", "ScaleMin": "0.0", "ScaleMax": "1.0" }, "ValidMin": "0.0", "ValidMax": "1.0", "FillValue": "-1.0000e+031", "Support": { "Qualifier": "Scalar", "SupportQuantity": "Other" } }, "ecp": { "Name": "LANL 046 MPA Center Energy Ions Values", "ParameterKey": "ecp", "Description": "The center energy for the ions values.", "Units": "eV", "RenderingHints": { "AxisLabel": "center energy ions values", "ScaleMin": "0.0", "ScaleMax": "50000.0" }, "ValidMin": "0.0", "ValidMax": "50000.0", "FillValue": "-1.0000e+031", "Support": { "Qualifier": "Scalar", "SupportQuantity": "Other" } }, "ece": { "Name": "LANL 046 MPA Center Energy Electron Values", "ParameterKey": "ece", "Description": "The center energy for the electron values.", "Units": "eV", "RenderingHints": { "AxisLabel": "center energy electron values", "ScaleMin": "0.0", "ScaleMax": "50000.0" }, "ValidMin": "0.0", "ValidMax": "50000.0", "FillValue": "-1.0000e+031", "Support": { "Qualifier": "Scalar", "SupportQuantity": "Other" } }, "effecp": { "Name": "LANL 046 MPA Energy Dependent Efficiency Values for the Electrons", "ParameterKey": "effecp", "Description": "The Energy dependent efficiency values for the electrons.", "RenderingHints": { "AxisLabel": "energy depend eff. electrons values", "ScaleMin": "0.0", "ScaleMax": "50000.0" }, "ValidMin": "0.0", "ValidMax": "50000.0", "FillValue": "-1.0000e+031", "Support": { "Qualifier": "Scalar", "SupportQuantity": "Other" } }, "Epoch": { "Name": "LANL 046 MPA Time of proton collection", "ParameterKey": "Epoch", "Description": "This is the time of the proton data collection (electrons 21.5 seconds later). Universal Time in data cell: day, month, year hour, min, seconds. Ex: '01-Jan-1981 00:00:00.000'.", "Caveats": "Interval centered time tag", "Units": "ms", "UnitsConversion": "1.0e-3>s", "RenderingHints": { "AxisLabel": "Epoch" }, "ValidMin": "01-08-1992T00:00:00.000", "ValidMax": "31-12-2020T23:59:59.000", "FillValue": "-1.0000e+031", "Support": { "SupportQuantity": "Temporal" } }, "Uthours": { "Name": "LANL 046 MPA Universal Time of Recorc", "ParameterKey": "Uthours", "Description": "This is the universal time of data collection.", "Caveats": "Interval centered time tag", "Units": "hours", "RenderingHints": { "AxisLabel": "UT hours", "ScaleMin": "0.0", "ScaleMax": "24.0" }, "ValidMin": "0", "ValidMax": "24", "FillValue": "-1.0000e+031", "Support": { "SupportQuantity": "Temporal" } }, "Inval_mf": { "Name": "LANL 046 MPA Invalid mainframes", "ParameterKey": "Inval_mf", "Description": "The invalid mainframe counts.", "RenderingHints": { "AxisLabel": "Invalid mainframes", "ScaleMin": "0.0", "ScaleMax": "2147483640" }, "ValidMin": "0.0", "ValidMax": "2147483640", "FillValue": "-2147483648", "Support": { "Qualifier": "Scalar", "SupportQuantity": "Other" } }, "xyzgeo": { "Name": "LANL 046 MPA Spacecraft Position, Geographic x,y,z location", "ParameterKey": "xyzgeo", "Description": "LANL 046 spacecraft position, geographic coordinates (x,y,z).", "Units": "km", "CoordinateSystem": { "CoordinateRepresentation": "Cartesian", "CoordinateSystemName": "GEO" }, "Structure": { "Size": "3", "Description": "Geographic Coordinates.", "Element": [ { "Name": "Radius", "Qualifier": "Magnitude", "Index": "1" }, { "Name": "Latitude", "Qualifier": "DirectionAngle.ElevationAngle", "Index": "2" }, { "Name": "Longitude", "Qualifier": "DirectionAngle.AzimuthAngle", "Index": "3" } ] }, "ValidMin": "-1.0e+10", "ValidMax": "1.0e+10", "FillValue": "-1.0000e+031", "Support": { "Qualifier": "Vector", "SupportQuantity": "Positional" } }, "backgrd": { "Name": "LANL 046 MPA Background Count Rate 6P and 6E", "ParameterKey": "backgrd", "Description": "Background Count Rate of 6P's and 6E's. The meaning of this parameter is unclear.", "Units": "cnts/9ms", "RenderingHints": { "AxisLabel": "background counts", "ScaleMin": "0.1", "ScaleMax": "1000.0" }, "ValidMin": "0.0", "ValidMax": "1000.0", "FillValue": "-1.0000e+031", "Support": { "Qualifier": "Scalar", "SupportQuantity": "Other" } }, "Poten": { "Name": "LANL 046 MPA Spacecraft Potential", "ParameterKey": "Poten", "Description": "LANL spacecraft potential in units of volts.", "Units": "volts", "RenderingHints": { "AxisLabel": "s/c poten.", "ScaleMin": "-10000.0", "ScaleMax": "0.0" }, "ValidMin": "-20000.", "ValidMax": "0.0", "FillValue": "-1.0000e+031", "Field": { "Qualifier": "Scalar", "FieldQuantity": "Potential" } }, "Flags": { "Name": "LANL 046 MPA Data Quality Flag", "ParameterKey": "Flags", "Description": "Data quality flag.", "RenderingHints": { "AxisLabel": "Qual flags", "ScaleMin": "0", "ScaleMax": "2147483640" }, "ValidMin": "0", "ValidMax": "2147483640", "FillValue": "-2147483648", "Support": { "Qualifier": "Scalar", "SupportQuantity": "Other" } }, "Azanglp": { "Name": "LANL 046 MPA Azimuthal Angle Ions", "ParameterKey": "Azanglp", "Description": "MPA ions azimuthal angle from the north.", "Units": "degrees", "RenderingHints": { "AxisLabel": "Azimuth angle for ions", "ScaleMin": "0", "ScaleMax": "360" }, "ValidMin": "0", "ValidMax": "360", "FillValue": "-1.0000e+031", "Particle": { "ParticleType": "Ion", "Qualifier": "Array", "ParticleQuantity": "ArrivalDirection" } }, "Azangle": { "Name": "LANL 046 MPA Azimuthal Angle electrons", "ParameterKey": "Azangle", "Description": "MPA electrons azimuthal angle from the north.", "Units": "degrees", "RenderingHints": { "AxisLabel": "Azimuth angle for electrons", "ScaleMin": "0", "ScaleMax": "360" }, "ValidMin": "0", "ValidMax": "360", "FillValue": "-1.0000e+031", "Particle": { "ParticleType": "Electron", "Qualifier": "Array", "ParticleQuantity": "ArrivalDirection" } }, "Pcounts": { "Name": "LANL 046 MPA Background-corrected Ion Counts", "ParameterKey": "Pcounts", "Description": "Background corrected ion counts.", "Units": "counts per 9ms", "RenderingHints": { "AxisLabel": "Ion counts", "ScaleMin": "0.1", "ScaleMax": "1.0e+10" }, "ValidMin": "0.0", "ValidMax": "1.0e+10", "FillValue": "-1.0000e+031", "Support": { "Qualifier": "Scalar", "SupportQuantity": "Other" } }, "Ecounts": { "Name": "LANL 046 MPA Background-corrected Electron Counts", "ParameterKey": "Ecounts", "Description": "Background corrected electron counts.", "Units": "counts per 9ms", "RenderingHints": { "AxisLabel": "Electron counts", "ScaleMin": "0.1", "ScaleMax": "1.0e+10" }, "ValidMin": "0.0", "ValidMax": "1.0e+10", "FillValue": "-1.0000e+031", "Support": { "Qualifier": "Scalar", "SupportQuantity": "Other" } }, "dens_lop": { "Name": "LANL 046 MPA Partial Density of Low Energy Ions", "ParameterKey": "dens_lop", "Description": "MPA partial density of low energy ions.", "Units": "cm^-3", "UnitsConversion": "1.0e6>m^-3", "RenderingHints": { "AxisLabel": "low p dens", "ScaleMin": "0.1", "ScaleMax": "1000.0" }, "ValidMin": "0.0", "ValidMax": "100000.0", "FillValue": "-1.0000e+031", "Particle": { "ParticleType": "Ion", "Qualifier": "Scalar", "ParticleQuantity": "NumberDensity" } }, "vel_lop": { "Name": "LANL 046 MPA Velocity Vector Low-Enery Ions", "ParameterKey": "vel_lop", "Description": "MPA velocity vector low-enery Ions in spacecraft Coordinates in units of km/s.", "Units": "km/s", "UnitsConversion": "1.0e3>m s^-1", "CoordinateSystem": { "CoordinateRepresentation": "Cartesian", "CoordinateSystemName": "SC" }, "RenderingHints": { "ScaleMin": "-200", "ScaleMax": "200" }, "Structure": { "Size": "3", "Element": [ { "Name": "VX", "Qualifier": "Component.I", "Index": "1" }, { "Name": "VY", "Qualifier": "Component.J", "Index": "2" }, { "Name": "VZ", "Qualifier": "Component.K", "Index": "3" } ] }, "ValidMin": "-2000", "ValidMax": "2000", "FillValue": "-1.0000e+031", "Particle": { "ParticleType": "Ion", "Qualifier": "Vector", "ParticleQuantity": "Velocity" } }, "dens_hip": { "Name": "LANL 046 MPA Partial Density high-Energy Electrons", "ParameterKey": "dens_hip", "Description": "MPA partial density of high energy electrons.", "RenderingHints": { "AxisLabel": "elec dens", "ScaleMin": "0.01", "ScaleMax": "100.0" }, "ValidMin": "0.0", "ValidMax": "100000.0", "FillValue": "-1.0000e+031", "Particle": { "ParticleType": "Electron", "Qualifier": "Scalar", "ParticleQuantity": "NumberDensity" } }, "temp_hip": { "Name": "LANL 046 MPA Temperature High-E Ions", "ParameterKey": "temp_hip", "Description": "MPA temperature of high energy ions.", "Units": "eV", "RenderingHints": { "AxisLabel": "high p temp", "ScaleMin": "100", "ScaleMax": "50000.0" }, "Structure": { "Size": "2", "Element": [ { "Name": "Temp Parallel", "Qualifier": "Component.I", "Index": "1" }, { "Name": "Temp Perpendicular", "Qualifier": "Component.J", "Index": "2" } ] }, "ValidMin": "0.0", "ValidMax": "50000.0", "FillValue": "-1.0000e+031", "Particle": { "ParticleType": "Ion", "Qualifier": "Vector", "ParticleQuantity": "Temperature" } }, "theta_phi_hip": { "Name": "LANL 046 MPA Polar, Azimuthal Angle High-E Proton Symmetry Axis", "ParameterKey": "theta_phi_hip", "Description": "MPA proton symmetry axis: polar angle relative to Earth direction, azimuthal angle from the north.", "Units": "deg", "CoordinateSystem": { "CoordinateRepresentation": "Spherical", "CoordinateSystemName": "SC" }, "Structure": { "Size": "2", "Element": [ { "Name": "Polar Angle", "Qualifier": "DirectionAngle.PolarAngle", "Index": "1", "Units": "degrees", "ValidMin": "0", "ValidMax": "180" }, { "Name": "Azimuthal Angle", "Qualifier": "DirectionAngle.AzimuthAngle", "Index": "2", "Units": "degrees", "ValidMin": "-90", "ValidMax": "90" } ] }, "FillValue": "-1.0000e+031", "Particle": { "ParticleType": "Ion", "Qualifier": "Array", "ParticleQuantity": "ArrivalDirection", "EnergyRange": { "Low": "0.13", "High": "45", "Units": "keV/e" } } }, "dens_e": { "Name": "LANL 046 MPA Partial Density Electrons", "ParameterKey": "dens_e", "Description": "MPA partial density of electrons.", "Units": "# cm^-3", "RenderingHints": { "AxisLabel": "elec dens", "ScaleMin": "0.01", "ScaleMax": "100.0" }, "ValidMin": "0.0", "ValidMax": "100000.0", "FillValue": "-1.0000e+031", "Particle": { "ParticleType": "Electron", "Qualifier": "Scalar", "ParticleQuantity": "NumberDensity" } }, "temp_e": { "Name": "LANL 046 MPA Temperature Electrons", "ParameterKey": "temp_e", "Description": "MPA temperature of electrons.", "Units": "eV", "RenderingHints": { "AxisLabel": "Temperature electrons", "ScaleMin": "100", "ScaleMax": "50000.0" }, "Structure": { "Size": "2", "Element": [ { "Name": "Temp Parallel", "Qualifier": "Component.I", "Index": "1" }, { "Name": "Temp Perpendicular", "Qualifier": "Component.J", "Index": "2" } ] }, "ValidMin": "0.0", "ValidMax": "50000.0", "FillValue": "-1.0000e+031", "Particle": { "ParticleType": "Electron", "Qualifier": "Vector", "ParticleQuantity": "Temperature" } }, "thetaphi_e": { "Name": "LANL 046 MPA Polar, Azimuthal Angle Electron Symmetry Axis", "ParameterKey": "thetaphi_e", "Description": "MPA electron symmetry axis: polar angle relative to Earth direction, azimuthal angle from the north.", "CoordinateSystem": { "CoordinateRepresentation": "Spherical", "CoordinateSystemName": "SC" }, "Structure": { "Size": "2", "Element": [ { "Name": "Polar Angle", "Qualifier": "DirectionAngle.PolarAngle", "Index": "1", "Units": "degrees", "ValidMin": "0", "ValidMax": "180" }, { "Name": "Azimuthal Angle", "Qualifier": "DirectionAngle.AzimuthAngle", "Index": "2", "Units": "degrees", "ValidMin": "-90", "ValidMax": "90" } ] }, "FillValue": "-1.0000e+031", "Particle": { "ParticleType": "Electron", "Qualifier": "Array", "ParticleQuantity": "ArrivalDirection" } } } } } } }