How fast is Guangdong badminton generally used ~ which one to choose from 76-77-78 ~ how to choose indoors and outdoors

Badminton is slow when it is light, but fast when it is heavy. Badminton ball is very light, and the speed of badminton depends on the weight of badminton first; Secondly, the temperature, the temperature and the altitude of the playground have great influence on its weight. Generally, when the temperature is high and the humidity is high in summer, or when the waves are big, Badou should choose a lighter badminton. In winter, when the temperature is low, the climate is dry, the humidity is low, or the altitude is low, it is necessary to choose heavier badminton.

Comparison between badminton weight selection and air temperature

Ball 4.74g 76# 1# used at high temperature in summer;

Ball 4.8~4.9 grams 77# 2# The temperature is slightly higher in spring and autumn, which makes people feel very comfortable. The temperature is around 25 degrees Celsius.

The temperature of ball 5.0 ~ 5.2g 78 # 3 # is slightly lower in spring and autumn, and the human body feels slightly cold, and the temperature is below 18 degrees Celsius.

Ball 5.3g 79# 4# 5 degrees Celsius in winter.

The weather in Guangdong is generally 76, and 77 in winter is enough.