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Dimmest/coolest brown drarf found

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發表於 2010-6-3 00:55:12 | 顯示全部樓層 |閱讀模式
Dimmest/coolest brown drarf found!

At 130 to 230° Celsius, it is cooler than an oven!

At mag. J=20, V>29, this may be the darkest and closest brown drarf ever discovered!

http://www.solstation.com/stars/u722-05.htm
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Archiver|手機版|小黑屋|香港天文學會

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