OMNI 27-Day Data Set

27-day averaged, multi-source, near-Earth solar wind magnetic field, plasma and energetic proton flux data, plus AE, AU, AL, Kp, ap, and Dst geomagnetic indices, Polar Cap (Thule) index, F10.7 index, and Rz (sunspot number). Also available at 1-hour and 1-day resolution.

Data and Resources

Additional Info

Field	Value
Maintainer	NASA Space Physics Data Facility
Last Updated	November 5, 2026, 13:26 (UTC)
Created	August 21, 2025, 13:51 (UTC)
Identifier	https://doi.org/10.48322/nmh3-jf75
Modified	2026-11-02T22:16:01Z
Theme	{Heliophysics}
accessLevel	public
bureauCode	{026:00}
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harvest_object_id	b314564a-7e35-4345-a4bc-d94f0fed2950
harvest_source_id	b99e41c6-fe79-4c19-bbc3-9b6c8111bfac
harvest_source_title	Science Discovery Engine
landingPage	https://doi.org/10.48322/nmh3-jf75
license	https://www.usa.gov/government-works
programCode	{026:000}
publisher	SPDF
resource-type	Dataset
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