William Pendry Bidelman ( BY-dəl-man; September 25, 1918 – May 3, 2011) whose friends called him "Billy", was an American astronomer. Born in Los Angeles, and raised in North Dakota, he was noted for classifying the spectra of stars, and considered a pioneer in recognizing and classifying sub-groups of the peculiar stars.
Born |
25 September 1918 Los Angeles, California, USA
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Died |
3 May 2011 (aged 92) Murfreesboro, Tennessee, USA
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Zodiac | Libra |
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