Centaur, what constellation?

Centauri is a huge bright constellation, which has two first-class stars, Centauri A and Centauri B. There are all kinds of interesting celestial bodies in Centauri.

One of the southern constellations. When the center position is right ascension 13, the declination is -47. The area is about 1060 square degrees. In the south of Ophiuchus, between the sailor and the jackal, the south is immersed in the Milky Way. There are 193 stars in the constellation with visual magnitude greater than 6, among which 28 stars have brightness greater than 4.

Centauri is located in the south of Ophiuchus, between Wolverine and Vela, and can only be seen in several provinces in the south of China on spring nights. There are two bright stars in the constellation. Alpha star was called Nanmener in ancient China, and its apparent magnitude was -0.27m, making it the third brightest star in the whole day. In ancient times, beta star was called Mabelly I, and its apparent magnitude was 0.6 1m, which was the 1 1 bright star in the whole day. The two stars are very close. In ancient China, they were collectively called "South Gate Double Stars", and Zheng He used them to navigate when he went to the Western Ocean in14th century. Centauri is the ninth constellation in the whole day.

Nanmener is a triad star, and its companion star (proxima centauri) 1 1m is only 4.2 light years away from us, which is the closest star to the solar system.

Centauri is often confused with Sagittarius, Pegasus and Sagittarius. Compared with the other three constellations, Centauri is a huge and bright constellation, which has two first-class stars, Alpha Centauri and Beta Centauri.

Centauri is one of the southern constellations. For observers in the southern hemisphere, Centauri is a constellation in autumn night, but in China, only a few southern provinces can see it in spring night. Located in the south of Ophiuchus and the north of the Southern Cross, between the compass, the wolf and Vela, its south is immersed in the bright galaxy. The two brightest stars in Centauri-Huangnanmen 2 and Baima1-are very close to each other and to the compass. /kloc-During Zheng He's seven voyages to the Western Ocean in the 4th century, they were used for navigation, and they were called "South Gate Double Stars". The famous proxima centauri is located in Centauri, which is a sub-star of the triad star Nanmener and the closest star to our solar system.