PSP Solar Wind Electrons Alphas and Protons (SWEAP) SPAN-A Alpha Particle Distribution Function, Partial Moments, Instrument Frame, Level 3 (L3), 14 s Data

Parker Spiral Probe SPAN-Ion instrument Partial moments of the Alpha distribution function in the instrument, spacecraft, and RTN coordinate systems. User should be aware that the full ion distribution is typically NOT in the FOV of the instrument. The cadence varies depending upon instrument mode typical values are 3.5 s, 7 s and 224 s.

Data and Resources

Additional Info

Field	Value
Maintainer	NASA Space Physics Data Facility
Last Updated	November 5, 2026, 13:31 (UTC)
Created	August 10, 2026, 19:31 (UTC)
Identifier	https://doi.org/10.48322/9z9b-sz73
Modified	2026-11-02T22:16:02Z
Theme	{Heliophysics}
accessLevel	public
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harvest_source_title	Science Discovery Engine
landingPage	https://doi.org/10.48322/9z9b-sz73
license	https://www.usa.gov/government-works
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