根据北美防空司令部从1981年9月—1982年1月的探测数据,绘制了二张总数达218颗的静止轨道卫星分布图。表1和图1表明了目前仍保持定点位置的静止卫星。表2和图2表明了不稳定的静止卫星,这些 According to the sounding data of North American Defense Command from September 1981 to January 1982, two satellite orbit satellites with a total of 218 stars were drawn. Table 1 and Figure 1 show the geostationary satellites that are still in fixed position. Table 2 and Figure 2 illustrate these unstable geostationary satellites