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The name comes from Latin: Boōtēs, which comes from Ancient Greek: Βοώτης, romanized: Boṓtēs 'herdsman' or 'plowman' (literally, 'ox-driver'; from βοῦς boûs 'cow'). One of the 48 constellations described by the 2nd-century astronomer Ptolemy, Boötes is now one of the 88 modern constellations.
This is the list of notable stars in the constellation Boötes, sorted by decreasing brightness. The genitive for stars in this constellation is Boötis and the IAU abbreviation is Boo. Hence, η Boo is Eta Boötis.
It was equated to the Tuamotuan constellation Te Kiva, meaning "frigatebird", which could either represent the figure of Boötes or just Arcturus. [51] However, Arcturus may instead be the Tuamotuan star called Turu. [52] The Hawaiian name for Arcturus as a single star was likely Hoku-leʻa, which means "star of gladness", or "clear star". [53]
Epsilon Boötis (ε Boötis, abbreviated Epsilon Boo, ε Boo), officially named Izar (/ ˈ aɪ z ɑːr / EYE-zar), [16] is a binary star in the northern constellation of Boötes.The star system can be viewed with the unaided eye at night, but resolving the pair with a small telescope is challenging; an aperture of 76 mm (3.0 in) or greater is required.
Theta Boötis, Latinized from θ Boötis, is a star in the northern constellation of Boötes the herdsman, forming a corner of the upraised left hand of this asterism. [15] It has the traditional name Asellus Primus (/ ə ˈ s ɛ l ə s ˈ p r aɪ m ə s /; Latin for "first donkey colt") [15] and the Flamsteed designation 23 Boötis.
Iota Boötis (ι Boo, ι Boötis) is a member of a binary star system in the constellation Boötes, approximately 96 light-years from Earth. It has the traditional name Asellus Secundus / ə ˈ s ɛ l ə s s ɪ ˈ k ʌ n d ə s / (Latin for "second donkey colt") and the Flamsteed designation 21 Boötis. The companion is HD 234121, a K0 main ...
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Kappa Boötis (κ Boo, κ Boötis) is a double star in the constellation Boötes. It has the traditional name Asellus Tertius / ə ˈ s ɛ l ə s ˈ t ɜːr ʃ i ə s / (Latin for "third donkey colt") [13] [14] and the Flamsteed designation 17 Boötis. The components are separated by an angular distance of 13.5 arcsec, [14] viewable in a small ...