2.3.0 spase://NASA/NumericalData/HEO/EXP/PT30S HEO-1 and HEO-3 Data from the EXP instrument in 30-second averages 2020-07-07T21:14:34Z See ftp://ftp.virbo.org/obrien/heo/ascii/README.txt Cite http://www.stormingmedia.us/69/6997/A699774.html or http://www.stormingmedia.us/69/6997/A699774.html spase://SMWG/Person/Joseph.F.Fennell DataProducer spase://SMWG/Person/T.Paul.OBrien DataProducer ViRBO web page for this dataset http://virbo.org/HEO Top-level web page for data set spase://ViRBO/NumericalData/Aerospace/HEO/EXP/PT30S spase://VSPO/NumericalData/HEO/EXP/PT30S spase://SMWG/Repository/ViRBO Online Open Original ASCII files http://mag.gmu.edu/ftp/users/obrien/heo/ascii/ Text ASCII http://virbo.org/ EnergeticParticles 1994-05-06T00:00:00.00000 2006-08-16T23:59:59.99999 PT30S Earth.Magnetosphere