2.2.8 spase://NASA/NumericalData/ISEE3/MAG/ASCII/PT1M ISEE 3 Vector Helium Magnetometer (MAG), Magnetic Field, 1 min ASCII Data 2020-07-07T21:14:40Z ISEE 3 (ICE) 1-m magnetic field data, monthly ASCII files, deep space orbit phases 1984-1990 spase://SMWG/Person/Edward.J.Smith PrincipalInvestigator spase://VSPO/NumericalData/P_ISEE3_HDR_MAG_1.0M spase://VSPO/NumericalData/ISEE3/MAG/PT1M spase://VSPO/NumericalData/ISEE3/MAG/ASCII/PT1M spase://SMWG/Repository/NASA/GSFC/SPDF Online Open FTPBrowser https://omniweb.sci.gsfc.nasa.gov/ftpbrowser/isee_3_mag.html FTPS from SPDF (not with most browsers) ftps://spdf.gsfc.nasa.gov/pub/data/isee/isee3/magnetic_fields/1min_ascii_extracted/1min_hgi_1984_1990/ HTTPS from SPDF https://spdf.gsfc.nasa.gov/pub/data/isee/isee3/magnetic_fields/1min_ascii_extracted/1min_hgi_1984_1990/ In CDF via HTTP from SPDF Text CALIBRATED spase://SMWG/Instrument/ISEE3/MAG MagneticField 1984-01-01T00:00:00 1990-12-31T00:00:00 PT1M Heliosphere.Inner