Studying Semi-Regular Light Variations & Pulsation Periods of Betelgeuse from ~180 years of Photometry: Implications for Evolutionary Changes and for the 2020 Great Dimming

L. Dickerman, E. F. Guinan, R. Wasatonic,Graham M. Harper, D. Carona

American Astronomical Society Meeting Abstracts(2021)

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关键词
photometry,great dimming,betelgeuse,pulsation periods,semi-regular
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