Chinese Sunspot Drawings and Their Digitization. VIII. Release of a Machine-readable Parameters Catalog
We present a systematically revised and manually verified digital catalog of historical sunspot drawing observations from Chinese observatories, encompassing sunspot number, sunspot group number (GN), and sunspot area measurements. This represents an updated release of China’s early sunspot drawings...
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| Auteurs principaux: | , |
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| Format: | Artigo |
| Langue: | Inglês |
| Publié: |
IOP Publishing
2026-01-01
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| Collection: | The Astrophysical Journal Supplement Series |
| Sujets: | |
| Accès en ligne: | https://doi.org/10.3847/1538-4365/ae8265 |
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