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A continuum bright point at the penumbral edge

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Abstract

A small continuum bright point, observed at the outer edge of the penumbra of a small spot in a large complex spot group, is related to an occurrence beneath the Sun's surface. The characteristics of the point appear to be unique, and the name ‘penumbra-periphery bright point’ is proposed.

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References

  • Bray, R. J. and Loughhead, R. E.: 1964, Sunspots, Plates 3.11–3.13, Chapman and Hall, London.

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  • Vorpahl, J. and Pope, T.: 1972, Solar Phys. 25, 347.

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  • Zirin, H.: 1980, Astrophys. J. 235, 618.

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Authors and Affiliations

  1. Big Bear Solar observatory, California Institute of Technology, Hale Observatories, 91125, Pasadena, Calif., U.S.A.

    H. Zirin & R. L. Moore

Authors
  1. H. Zirin
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  2. R. L. Moore
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Zirin, H., Moore, R.L. A continuum bright point at the penumbral edge. Sol Phys 67, 79–82 (1980). https://doi.org/10.1007/BF00146683

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  • DOI: https://doi.org/10.1007/BF00146683

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