What's the number of Ophiuchus? What day is Ophiuchus?

1. The exact time of Ophiuchus is165438+1October 30th to 65438+February 17.

2. About Ophiuchus: Every year around165438+1October 29th, the sun will pass through Ophiuchus and enter Sagittarius until 65438+February17th. Therefore, Ophiuchus belongs to IAU1928 in astronomy.

Ophiuchus is one of the zodiac signs. Seen from the earth, Ophiuchus is located to the south of Ursa major, to the north of Scorpio and Sagittarius, and to the west of the Milky Way. Ophiuchus is the only constellation connected with another constellation-Ophiuchus. At the same time, Ophiuchus is the only constellation that spans the celestial equator, the Milky Way and the ecliptic. Ophiuchus is big and wide, rectangular, and the equator of the celestial sphere passes through this rectangle diagonally. Although Ophiuchus spans a short galaxy, the center of the Milky Way is Sagittarius, not far from Ophiuchus. The Milky Way has a prominent part here, forming the widest area of the Milky Way. Latitude variation lies in+80 and? You can see it between 80.