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#1 Federal
Reflection of the Geomagnetic Activity Occurring in the Earth's Northern and Southern Hemisphere (KM, KN, KS Indices)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Dataset Last Updated: January 01, 1959 at 12:00 AM
The NOAA National Centers for Environmental Information (formerly National Geophysical Data Center) receives on a monthly basis, the KM, KN, KS indices from Institue De Physique Du Globe, Paris,...
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Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 02, 2026 at 05:22 PM
#2 Federal
Worldwide Magnetograms with Geomagnetic Components D, H, Z, or X, Y, and Z
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Dataset Last Updated: January 01, 1957 at 12:00 AM
The NOAA National Centers for Environmental Information (formerly National Geophysical Data Center) receives magnetograms from over 200 geomagnetic observatories. The Center archives data from...
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Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 02, 2026 at 05:25 PM

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