Sunspot observations by Hisako Koyama: 1945-1996
收藏University Corporation for Atmospheric Research2026-03-28 收录
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https://ckanprod.data-commons.k8s.ucar.edu/dataset/sunspot-observations-by-hisako-koyama-1945-1996
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Sunspot records are the only observational tracer of solar activity that provides a fundamental, multicentury reference. Its homogeneity has been largely maintained with a...
