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Achernar
Achernar , brightest star in the constellation Eridanus ; Bayer designation α Eridani; 1992 position R.A. 1 h 37.4 m , Dec. -57°16′. A bluish-white white star with apparent magnitude 0.51, it is one of the 10 brightest stars in the entire sky. Its distance is about 120 light-years, and its luminosity about 600 times that of the sun. Achernar is of spectral class B5 V. Its name is from the Arabic meaning "end of the river [Eridanus]." |
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Cite this article
"Achernar." The Columbia Encyclopedia, 6th ed.. 2011. Encyclopedia.com. 25 May. 2012 <http://www.encyclopedia.com>. "Achernar." The Columbia Encyclopedia, 6th ed.. 2011. Encyclopedia.com. (May 25, 2012). http://www.encyclopedia.com/doc/1E1-Achernar.html "Achernar." The Columbia Encyclopedia, 6th ed.. 2011. Retrieved May 25, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1E1-Achernar.html |
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Phoenicid meteors
Phoenicid meteors A weak southern-hemisphere meteor shower, generally showing low rates (maximum ZHR 5) between November28 and December9. At maximum on December6, the radiant lies at RA 1h 12m, dec. -53° (northwest of Achernar). Unusually high activity (ZHR 100) occurred for a limited period around maximum in 1956.
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"Phoenicid meteors." A Dictionary of Astronomy. 1997. Encyclopedia.com. 25 May. 2012 <http://www.encyclopedia.com>. "Phoenicid meteors." A Dictionary of Astronomy. 1997. Encyclopedia.com. (May 25, 2012). http://www.encyclopedia.com/doc/1O80-Phoenicidmeteors.html "Phoenicid meteors." A Dictionary of Astronomy. 1997. Retrieved May 25, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O80-Phoenicidmeteors.html |
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Achernar
Achernar The star Alpha Eridani, a B3 dwarf of magnitude 0.45, ninth-brightest in the sky, 144 l.y. away. Its name comes from Arabic and means ‘river's end’.
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Cite this article
"Achernar." A Dictionary of Astronomy. 1997. Encyclopedia.com. 25 May. 2012 <http://www.encyclopedia.com>. "Achernar." A Dictionary of Astronomy. 1997. Encyclopedia.com. (May 25, 2012). http://www.encyclopedia.com/doc/1O80-Achernar.html "Achernar." A Dictionary of Astronomy. 1997. Retrieved May 25, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O80-Achernar.html |
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