http://thinkingmeat.com/newsblog/?p=1113 Exploring what it means to be thinking matter Fri, 13 Aug 2010 00:06:26 -0600 http://wordpress.org/?v=2.8.4 hourly 1 http://thinkingmeat.com/newsblog/?p=1113&cpage=1#comment-11546 Patrick Alexander Thu, 18 Dec 2008 00:00:37 +0000 http://thinkingmeat.com/newsblog/?p=1113#comment-11546 Out of curiosity, how do they know how big the star is? There's a relationship between spectrum & size (Hertzsprung-Russell diagram, right?), but I'd've guessed that this wasn't a tight enough correlation to give much accuracy, and I'm not sure off the top of my head what else you'd have to go on in estimating size of distant stars. Out of curiosity, how do they know how big the star is? There’s a relationship between spectrum & size (Hertzsprung-Russell diagram, right?), but I’d've guessed that this wasn’t a tight enough correlation to give much accuracy, and I’m not sure off the top of my head what else you’d have to go on in estimating size of distant stars.

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