At night, when you stand facing the Big Dipper, what is your left side, what is your right side and what is your back side?

The left is the west, the right is the south, and the back is the east.

The positional relationship of objects is relative. According to the method of identifying the direction, when facing the Big Dipper, the front is north, the back is south, the left is west, and the right is east.

Extended information

The Big Dipper is composed of Tian Shu, Tianxuan, Tianqi, Tianquan, Yuheng, Kaiyang and Eta Ursae Majoris. People in ancient China associated these seven stars and imagined them as the bucket shape of ancient wine scooping.

Tian Shu, Tian Xuan, Tian Ji and Tian Quan are composed of Dou Shen and Gu Yuekui; Yuheng, Kaiyang and Yaoguang are composed of bucket handle, which is called the ladle in ancient times.

The Big Dipper appears in different directions in the sky in different seasons and at different times at night, so the ancients decided the seasons according to the direction pointed by bucket handle in the early twilight: bucket handle refers to the east, and the world is spring; Bucket handle guide, the world is summer; Bucket handle refers to the west, and the world is autumn; Bucket handle refers to the north, and it is winter all over the world.

from the top of the bucket to the end of bucket handle, the Big Dipper was named α, β, γ, δ, ε, ζ, η in turn. Ancient astronomers in China called them Tian Shu, Tianxuan, Tianji, Tianquan, Yuheng, Kaiyang and Eta Ursae Majoris respectively. Extend a straight line from Tianxuan through Tian Shu, about five times longer, and you can see a star as bright as the Big Dipper, which is the North Star.

Taoism calls the Big Dipper the Seven-Yuan Star King, who lives in the seven palaces of the Big Dipper, namely, the Wolf-greedy Star King of Tian Shu Palace, the Giant Star King of Tianxuan Palace, the Lucun Star King of Tianji Palace, the Wenqu Star King of Tianquan Palace, the Lian Zhen Star King of Yuheng Palace, the Wu Quxing King of Kaiyang Palace and the Broken Star King of Eta Ursae Majoris Palace.

reference materials? Baidu encyclopedia big dipper