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A comment on Colour evolution of Betelgeuse over two millennia, derived from records. Parent comment

Re:Colour evolution of Betelgeuse over two millennia, derive... by ctrlmeta on Tuesday August 16, 2022 @11:23AM (#32484030)
> Hyginus (Rome) and Sima Qian (China) independently report it two millennia ago as appearing like Saturn (B−V=1.09 ± 0.16 mag) in colour and ‘yellow’ (quantifiable as B−V=0.95 ± 0.35 mag), respectively (together, 5.1σ different from today).
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Re:Colour evolution of Betelgeuse over two millennia, derive... by vanderZwan on Wednesday August 17, 2022 @07:14AM (#32494703)
> appearing like Saturn

Ah, that's a smart workaround!

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