时间/h

8

9

10

11

12

13

14

15

16

17

18

春分跟踪高度角变化/˚

−9.03

−2.57

2.37

5.50

6.59

5.57

2.51

−2.37

−8.79

−16.42

−24.97

夏至跟踪高度角变化/˚

−42.29

−53.87

−65.64

−77.35

−85.92

−77.09

−65.38

−53.61

−42.03

−30.79

−20.05

秋分跟踪高度角变化/˚

4.06

12.47

19.06

23.26

24.62

22.96

18.49

11.70

3.13

−6.72

−17.49

冬至跟踪高度角变化/˚

44.32

53.47

62.09

69.02

71.84

68.75

61.69

53.03

43.87

34.76

26.00