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Bellatrix was also called the Amazon Star, which Richard Hinckley Allen proposed came from a loose translation of the Arabic name Al Najīd, the Conqueror. [14] A c.1275 Arabic celestial globe records the name as المرزم "the lion". [32] Bellatrix is one of the four navigational stars in Orion that are used for celestial navigation. [33]
Richard Hinckley Allen described the star as lucid white and violet. [19] It has a luminosity of 927 times that of the Sun and a surface temperature of 14,550 K. Merope's mass is roughly 4.25 M ☉ and has a radius more than 7 times as great as the Sun's. It is classified as a Beta Cephei type variable star and its brightness varies by 0.01 ...
According to Richard Hinckley Allen: Star Names – Their Lore and Meaning, this star, together with ο 1 Orionis, ο 2 Orionis, π 1 Orionis, π 2 Orionis, π 4 Orionis, π 5 Orionis, π 6 Orionis and 6 Orionis (are all of the 4th to the 5th magnitudes and in a vertical line), indicate the lion's skinwere but Al Tizini said that they were the ...
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The Coalsack Nebula was juxtaposed in 1899 by Richard Hinckley Allen through naming the Northern Coalsack Nebula. [4] The Coalsack Nebula covers nearly 7° by 5° and extends into the neighboring constellations Centaurus and Musca. [5] The first observation was reported by Vicente Yáñez Pinzón in 1499. [6]
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According to R.H. Allen opinion, the name Ya Ke is asterism consisting ο 1 Canis Majoris and π Canis Majoris, with other small stars in the body of the Dog [9] Planetary system [ edit ]
Richard Hinckley Allen (1838, Buffalo, New York – 1908, Northampton, Massachusetts) was a gifted polymath and amateur naturalist; his wide range of interests caused his friends to nickname him "the walking encyclopedia."