Canopus - Wikipedia
网页Canopus is the brightest star in the southern constellation of Carina and the second-brightest star in the night sky. It is also designated α Carinae, which is romanized (transliterated) to Alpha Carinae. With a visual apparent magnitude of −0.74, it …
老人星（夜空中第二亮的恒星）_百度百科
网页老人星 （ Canopus ），拜耳编号为 船底座α （拉丁化为 Alpha Carinae ），它的视星等为-0.74，是南天星座 船底座 最亮的恒星，也是夜空中第二亮的恒星，仅次于 天狼星 。它距离地球约310光年，绝对星等为-5.71，是太阳周围数百光年内光度最高的恒星之一。
Canopus | Brightest, Southern Hemisphere, Sirius | Britannica
网页Canopus, second brightest star (after Sirius) in the night sky, with a visual magnitude of −0.74. Lying in the southern constellation Carina, 310 light-years from Earth, Canopus is sometimes used as a guide in the attitude control of spacecraft because of its angular distance from the Sun and the.
Canopus: Second-Brightest Star | Space
网页2013年9月18日 · Canopus is a bright star most easily visible in the Southern Hemisphere. It is in the constellation Carina, the keel. The star is of a fairly rare type, considered a class F giant on the main...
Canopus (α Carinae) | Facts, Information, History & Definition
网页2020年1月30日 · Canopus is an aging bright giant of spectral type A9 or F0, it appears white to the naked eye. Canopus is eight times more massive than our Sun and has expanded up to 71 times the Sun’s radius. Canopus is more than 10.000 times brighter than our sun, and its enlarged photosphere has a temperature of around 7.000 K.
Canopus, Egypt - Wikipedia
网页Canopus (Arabic: كانوب Kanubu, Coptic: Ⲕⲁⲛⲱⲡⲟⲥ, Kanopos; Greek: Κάνωπος, Kanōpos), also known as Canobus (Greek: Κάνωβος, Kanōbos), [1] was an ancient Egyptian coastal town, located in the Nile Delta. Its site is in the eastern outskirts of modern-day Alexandria, around 25 kilometers (16 mi) from the center of ...
Canopus - Alpha Carinae – Constellation Guide
网页2014年9月15日 · Canopus, Alpha Carinae, is the brightest star in Carina constellation and the second brightest star in the night sky. Canopus is fainter only than Sirius. The star is a supergiant or bright giant, yellowish-white in colour, with an apparent magnitude of -0.
Can you see Canopus, the 2nd-brightest star? - EarthSky
网页2024年2月18日 · Bottom line: Canopus is the 2nd-brightest star as seen from Earth. To see Canopus, you must either be in the Southern Hemisphere or below the Northern Hemisphere’s 37th parallel north.
Canopus - University of Illinois Urbana-Champaign
网页1998年12月18日 · CANOPUS (Alpha Carinae). As northerners drive south on winter vacations, if they are familiar with the sky they encounter something of a surprise. Just below the sky's brightest star, Canis Major's Sirius, is the SECOND brightest star, Canopus, 30 degrees and almost exactly south of Mirzam, one of Sirius's announcing
Canopus - Alpha Carinae - AstroPixels
网页2012年1月31日 · Canopus or Alpha Carinae (Alp Car) is the brightest naked eye star in the constellation Carina. With an apparent magnitude of -0.62, Canopus is the 2nd brightest star in the entire sky (see: 50 Brightest Stars ).
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