In track simulation, the corresponding earth equivalent radius of a track in a specific range is approximate to the earth curvature radius of the latitudinal location of the target.
介绍了在航迹模拟中,一条航迹在一定范围内对应的地球等效半径,可以近似为目标所在的纬度的地球曲率半径。
Results show that the current 4/ 3 effective earth's radius model has the lowest accuracy and can be used only below the height of 1 kilometer over the surface to guarantee sounding accuracy while the modified effective earth's radius model has the greatest accuracy.
计算结果表明:目前使用的4/3地球半径模式精度较差,只能在离地面1km高度以下使用,才能保证精度;改进等效地球半径模式的精度最高;
On the Concept and Definition of the Effective Earth's Radius
关于等效地球半径的概念和定义问题
Problems in earth's equivalent radius method application
等效地球半径法应用中的问题
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