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Geomagnetic disturbances and complex sunspots

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Abstract

Statistical result shows that a large geomagnetic disturbance is most likely to occur at the time when a complex sunspot is in 6.7° E-19.9° E from the central meridian of the solar disk during the period 1968–1972.

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References

  • Künzel, H.: 1960,Astron. Nachr. 285, 271.Solar-Geophysical Data: 1969–1973, U.S. Department of Commerce.

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  • Warwick, C. S.: 1966,Astrophys. J. 145, 215.

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Horng, JT. Geomagnetic disturbances and complex sunspots. Astrophys Space Sci 35, L33–L34 (1975). https://doi.org/10.1007/BF00637009

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  • DOI: https://doi.org/10.1007/BF00637009

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