2.7.1 https://spdx.org/licenses/ SPDX CC0-1.0 https://spdx.org/licenses/CC0-1.0.html Creative Commons Zero v1.0 Universal CC0 1.0 Universal is the Creative Commons license applicable to all publicly available SPASE metadata descriptions spase://NASA/NumericalData/AE-C/PT15S NASA NumericalData AE-C 15-s Unified Abstract data 2025-12-04T13:28:26Z 2020-07-07T21:14:16Z Only known prior ReleaseDate of the metadata 2025-12-04T13:28:26Z Added MetadataRightsList and RightsList(s). Added ResourceType and NamingAuthority. Updated to 2.7.1. ZCB Atmospheric Explorer (AE)-C 15-s aeronomy data from all experiments, including electron, ion and neutral densities, temperatures, composition and winds, and airglow emissions spase://SMWG/Person/Dieter.K.Bilitza GeneralContact spase://VSPO/NumericalData/P_AEC_HDR_UA spase://VSPO/NumericalData/AE-C/PT15S spase://SMWG/Repository/NASA/GSFC/SPDF Online Open https://spdx.org/licenses/ SPDX CC0-1.0 https://spdx.org/licenses/CC0-1.0.html Creative Commons Zero v1.0 Universal CC0 1.0 Universal is the Creative Commons license applicable to all publicly available NASA Heliophysics data products FTPBrowser https://omniweb.gsfc.nasa.gov/ftpbrowser/ae_c.html FTPS from SPDF (not with most browsers) ftps://spdf.gsfc.nasa.gov/pub/data/ae/ae_c/ HTTPS from SPDF https://spdf.gsfc.nasa.gov/pub/data/ae/ae_c/ Text CALIBRATED spase://SMWG/Instrument/AE-C/RPA spase://SMWG/Instrument/AE-C/BIMS spase://SMWG/Instrument/AE-C/CEP spase://SMWG/Instrument/AE-C/LEE spase://SMWG/Instrument/AE-C/MESA spase://SMWG/Instrument/AE-C/MIMS spase://SMWG/Instrument/AE-C/NACE spase://SMWG/Instrument/AE-C/NATE spase://SMWG/Instrument/AE-C/OSS spase://SMWG/Instrument/AE-C/PES spase://SMWG/Instrument/AE-C/UVNO spase://SMWG/Instrument/AE-C/VAE ThermalPlasma NeutralGas 1973-12-16T00:00:00 1978-12-11T00:00:00 PT15S Earth.NearSurface.Ionosphere Earth.NearSurface.Atmosphere