When does the space station pass through Beijing?

6: 00 p.m., from July 9 to 16, there are visible hours every day.

The "Astronomical Communication" applet shows that the visible start time of China Space Station on July 9 is 2 1: 00 at night, 16: 28, azimuth 282 and altitude 10. It can be seen that the highest point appears at 2 1, which is 19 minutes and 34 seconds, with an azimuth of 5 and a height of 66; It can be seen that when the end time is 2 1, it is 2 1 min 18 seconds, the azimuth is 83, and the height is 23.

Azimuth angle ranges from 0 to 360, due north is 0, and gradually increases eastward, due east is 90, due south is180, and due west is 270; The height of the horizon is 0 and the head is 90. Kou Wen said that as long as the weather is fine, the transit space station can be seen with the naked eye in places with slightly less light influence, and it should not be missed. "As long as you can see the stars, you can definitely see the space station."

introduce

China Space Station (Tiangong Space Station, English name: China Space Station) refers to the space station system planned by the people of China. It is expected to be completed around 2022.

The orbital height of the space station is 400 ~ 450km, the inclination angle is 42~43 degrees, the design life is 10 years, three people stay for a long time, and the total weight can reach 180 tons, which can be used for large-scale space applications. ?