{"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/SESAME/KeyParameters/FPI/PT1800S","NamingAuthority":"NASA","ResourceType":"NumericalData","ResourceHeader":{"ResourceName":"SESAME Fabry-Perot Interferometer, Key Parameters","ReleaseDate":"2026-07-21T12:07:12Z","RevisionHistory":{"RevisionEvent":[{"ReleaseDate":"2021-04-27T15:38:11Z","Note":"Only known prior ReleaseDate of the metadata"},{"ReleaseDate":"2025-12-04T13:31:27Z","Note":"Added MetadataRightsList and RightsList(s). Added ResourceType and NamingAuthority. Updated to 2.7.1. Changed http to https in top-level schemaLocation attribute. Fixed version number separator in top-level schemaLocation attribute. ZCB"},{"ReleaseDate":"2026-07-21T12:07:12Z","Note":"Added HelioData InformationURL. JWL"}]},"Description":"This set of key parameters from the SESAME FPI (Satellite Experiments Simultaneous with Antarctic MEasurements Fabry-Perot Interferometer) contains horizontal velocity from line-of-sight velocity at 30-deg elevation in South and East directions, with an indicator to show emission wavelength (558 or 630 nm). Data are taken from April to September in 30-min resolution. Please see references: (1) Dudeney, J. R. et. al., Satellite Experiments Simultaneous with Antarctic Measurements (SESAME), Space Science Reviews, Volume 71, Issue 1-4, pp. 705-742, 1995, (2) Nature, 317, p45 1985, and (3) R.D.Stewart, PhD Thesis, Univ of Ulster, 1986.","Contact":{"PersonID":"spase://SMWG/Person/Keith.Morrison","Role":"GeneralContact"},"InformationURL":{"Name":"HelioData","URL":"https://helio.data.nasa.gov/dataset/SESAME_KeyParameters_FPI_PT1800S","Description":"The HelioData dataset page provides an overview of the dataset with access links, associated variables, and more."},"PriorID":["spase://VSPO/NumericalData/P_SESAME_K0_FPI","spase://VSPO/NumericalData/SESAME/KeyParameters/FPI/PT1800S"]},"AccessInformation":[{"RepositoryID":"spase://SMWG/Repository/NASA/GSFC/SPDF","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":"FTPS from SPDF (not with most browsers)","URL":"ftps://spdf.gsfc.nasa.gov/pub/data/sesame/fpi/"},{"Name":"HTTPS from SPDF","URL":"https://spdf.gsfc.nasa.gov/pub/data/sesame/fpi/","Description":"In CDF via HTTP from CDAWeb"}],"Format":"CDF","Acknowledgement":"Please acknowledge data provider, J.R. Dudeney at the British Antarctic Survey and SPDF when using these data."},{"RepositoryID":"spase://SMWG/Repository/NASA/GSFC/SPDF","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/cgi-bin/eval2.cgi?dataset=SE_K0_FPI&index=sp_phys","ProductKey":"SE_K0_FPI","Description":"Plots, lists, and files from CDAWeb.  Name of the data resource:SE_K0_FPI"},"Format":"Text"},{"RepositoryID":"spase://SMWG/Repository/NASA/GSFC/SPDF","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":"SE_K0_FPI","Description":"Web Service to this product using the HAPI interface."},"Format":"CSV"}],"ProviderProcessingLevel":"Calibrated","InstrumentID":"spase://SMWG/Instrument/SESAME/FPI","MeasurementType":"Waves","TemporalDescription":{"TimeSpan":{"StartDate":"1992-07-22T00:00:00.000Z","StopDate":"1995-09-15T23:59:59.000Z"},"Cadence":"PT1800S"},"ObservedRegion":"Earth.NearSurface.Ionosphere"}}