• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1978-01-01T00:00:00.000+00:00

This data file was generated as part of the International Magnetospheric Study (IMS). The file consists of values of the geomagnetic components D, H, X, Y, Z, and R averaged from 10-second...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1991-01-01T00:00:00.000+00:00

This data set was generated by the Finish Academy of Science from magnetic data collected during the International Magnetospheric Study, 1976-1978. The data were collected by an array of digital...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1978-01-01T00:00:00.000+00:00

These data are generated as part of the International Magnetospheric Study. The file consists of 10-second instantaneous measurements for the geomagnetic components D, H, X, Y, Z and R. The 10...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1965-01-01T00:00:00.000+00:00

The Auroral Electrojet (AE) index is designed to provide a global quantitative measure of auroral zone magnetic activity produced by enhanced ionospheric currents flowing below and within the...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1976-01-01T00:00:00.000+00:00

The Auroral Electrojet index (AE) is designed to provide a global quantitative measure of auroral zone magnetic activity produced by enhanced ionospheric currents flowing below and within the...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1957-01-01T00:00:00.000+00:00

The NOAA National Centers for Environmental Information (formerly National Geophysical Data Center) receives, on a monthly basis, Q indices from Sodankyla. These data are available from July 1957...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-01-12

'The ISEE-1 and -2 Plasma Wave Investigation' D. A. Gurnett, F. L. Scarf, R. W. Fredricks, and E. J. Smith, IEEE Transactions on Geoscience Electronics, Vol. GE-16, p. 225-230, 1978. The...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-01-12

'The ISEE-1 and -2 Plasma Wave Investigation' D. A. Gurnett, F. L. Scarf, R. W. Fredricks, and E. J. Smith, IEEE Transactions on Geoscience Electronics, Vol. GE-16, p. 225-230, 1978. The...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-01-12

'The ISEE-1 and -2 Plasma Wave Investigation' D. A. Gurnett, F. L. Scarf, R. W. Fredricks, and E. J. Smith, IEEE Transactions on Geoscience Electronics, Vol. GE-16, p. 225-230, 1978. The...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1972-01-01T00:00:00.000+00:00

Information on the past and present orientation of the Earth's magnetic field is available from the National Geophysical Data Center (NGDC) which serves as the national data bank for geomagnetic...

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