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Helios 2 Magnetic Field Spectral Density, offline at NSSDC

Published by NASA Space Physics Data Facility (SPDF) Data Services | National Aeronautics and Space Administration | Catalog Last Checked: June 23, 2026 at 09:13 PM | Dataset Last Updated: June 22, 2026
This data set contains 8-sec averaged and peak spectral densities of magnetic field component variations in 8 spectral bands with center frequencies logarithmically equispaced between 6.8 Hz and 1470 Hz. Data records also contain time, spacecraft position, spacecraft-sun-Earth angle, spin vector direction, data quality flags, etc.

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