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1: カルディオバクテリウム(栃木県) [US] 2020/02/26(水) 10:52:35.84 ID:nLiXgWc90● BE:886559449-PLT(22000)
Betelgeuse is Brightening Again
FEBRUARY 25, 2020 / DR.TONY PHILLIPS
Feb. 24, 2020: Call off the supernova watch. Betelgeuse is brightening again.
Researchers from Villanova University, who have been leading the study of Betelgeuse’s
unprecedented decline, have confirmed in a new Astronomical Telegram that the star has
reversed itself. The turnaround was actually predicted, and suggests the recent dimming was
an unusually deep excursion of the star’s natural 430-day periodicity.
Here are the latest data from the American Association of Variable Star Observers (AAVSO):
https://spaceweatherarchive.com/2020/02/25/betelgeuse-is-brightening-again/
引用元: ・http://hayabusa9.5ch.net/test/read.cgi/news/1582681955/
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