Dividing Sky Constellation Area _ Basis for Dividing Sky Constellation Area

1928 why is the sky divided for the needs of astronomical research?

1928, for the need of astronomical research, the sky was divided into 88 constellation regions.

1928 In order to meet the needs of astronomical research, the General Assembly of the International Astronomical Union held in Leiden, the Netherlands clearly divided the whole sky into 88 constellation areas.

Along the zigzag dividing line between right latitude and right longitude in the equatorial coordinate system of the celestial sphere, the traditional constellation name is retained, and its scientific name is specified in Latin. The writing symbol consists of three clear letters. Unified use all over the world.

brief introduction

There are countless bright stars in the night sky. In order to distinguish them, all ancient nationalities named the stars. For example, the stars in the Three Walls and Twenty-eight Nights in ancient China were all named after emperors, officials, figures, vessels, animals and plants, such as the emperor, Jiuqing, Zhinv, Guansuo and Guagua. In the west, Babylonians first named the stars, and later Arabs and Greeks added them one after another. Today, about 200 stars have their own names, such as Sirius and Vega.