Extreme-ultraviolet observations of coronal holes - Initial results from Skylab

作者: M. C. E. Huber , P. V. Foukal , R. W. Noyes , E. M. Reeves , E. J. Schmahl

DOI: 10.1086/181682

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摘要: We compare the appearance and physical parameters of solar chromosphere, transition zone, corona in areas coronal holes with that quiet outside hole. Measurements height emission various ions a hole appearing at polar limb give quantitative indication increased thickness zone underlying holes.

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