Where is Capricorn in the sky?

Capricorn is located at 20: 50 right ascension and -20 declination, and there are about 65 stars visible to the naked eye. There are not many bright stars in this constellation, and there are only two third-class stars in it. From the map of Capricorn, the main bright star in the constellation becomes a triangle with a slight concave north. Extending Vega (Lyra) and Altair (Eagle), the third star that can be seen at twice the distance in the south is the brightest beta star in Capricorn. The four stars in the north of Beta are Capricorn Alpha, which is called Altair by Chinese people and Taurus in the Twenty-eight Nights. In the ancient legend of China, the cowherd is an old cow raised by the cowherd. Alpha star is a binary star, which is 376 "away from α 1 and α2, and can be separated by visual inspection. Each sub-star is a triplet. Together, Altair can be called Six Stars. Beta star is also a binary star, with two stars, such as 3. 1 and 6. 1, lying side by side, with a distance of 205 ". These stars can be observed with binoculars. Capricorn Capricorn sky map

Although the stars in Capricorn are very dark, they are not difficult to find. At eight or nine o'clock every autumn night, the famous Vega and Altair first appeared on both sides of the Milky Way. Connecting Vega and Altair, extending the same length to the south, you can see two stars, which are the heads of Capricorn; Then connect the scattered dark stars from here to the east to form a roughly inverted triangle, Capricorn.