<?xml version="1.0" encoding="UTF-8"?> <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://cdpp.irap.omp.eu/AMDA-NG/public/schemas/spase-amda-1_2_0.xsd"> <Version>2.2.6</Version> <NumericalData> <ResourceID>spase://CDPP/NumericalData/AMDA/Indices/Ground_Based/ground-based-aei</ResourceID> <ResourceHeader> <ResourceName>auroral electrojet</ResourceName> <ReleaseDate>2018-06-21T10:48:29Z</ReleaseDate> <Description> AE/AL/AU indices are taken from the WDC (World Data Center) at Kyoto. FINAL 1975 (AE and AL only) 1978 - Jun., 1988 March, 1989 1990 - Feb., 2018 DEFINITIVE: 1975 - 1988 PROVISIONAL: 1989 - 2018 </Description> <Acknowledgement> </Acknowledgement> <Contact> <PersonID/> <Role>PrincipalInvestigator</Role> </Contact> <InformationURL> <Name/> <URL> </URL> <Description> </Description> </InformationURL> </ResourceHeader> <AccessInformation> <RepositoryID>spase://SMWG/Repository/CDPP/AMDA</RepositoryID> <Availability>Online</Availability> <AccessRights>Open</AccessRights> <AccessURL> <Name>AMDA at CDPP</Name> <URL> http://amda.cdpp.eu </URL> </AccessURL> <Format>Text</Format> <Acknowledgement> </Acknowledgement> </AccessInformation> <ProviderName>WDC Kyoto</ProviderName> <InstrumentID>spase://CDPP/Instrument/AMDA/Indices/Ground_Based</InstrumentID> <MeasurementType>MagneticField</MeasurementType> <TemporalDescription> <TimeSpan> <StartDate>1975-01-01T00:00:00Z</StartDate> <StopDate>2017-06-30T23:59:00Z</StopDate> </TimeSpan> <Cadence>PT1M</Cadence> </TemporalDescription> <ObservedRegion>Earth.NearSurface.AuroralRegion</ObservedRegion> <Caveats> </Caveats> <Parameter> <Name>AE</Name> <ParameterKey>ae</ParameterKey> <Description>Auroral Electrojet (AE = AU - AL)</Description> <Ucd/> <Units>nT</Units> <UnitsConversion/> </Parameter> <Parameter> <Name>AU</Name> <ParameterKey>au</ParameterKey> <Description>Auroral Electrojet Upper envelope</Description> <Ucd/> <Units>nT</Units> <UnitsConversion/> </Parameter> <Parameter> <Name>AL</Name> <ParameterKey>al</ParameterKey> <Description>Auroral Electrojet Lower envelope</Description> <Ucd/> <Units>nT</Units> <UnitsConversion/> </Parameter> <Parameter> <Name>AO</Name> <ParameterKey>ao</ParameterKey> <Description>Auroral Electrojet (AO = (AU + AL) / 2)</Description> <Ucd/> <Units>nT</Units> <UnitsConversion/> </Parameter> </NumericalData> </Spase>