Moreover, wa have calculated some sets of local bump orbit coefficients with the matrix elements, with which a local beam orbit correction has been successfully carried out.
并利用最小二乘法计算得到三个校正铁的凸轨系数，用于束流闭轨的局部凸轨校正，取得了预期的效果。
To use the data after separation of satellite and rocket in the process of calculating orbit, a correction method is proposed.
为了使航天测控中星箭分离后得到的数据能够在定轨时获得应用，提出了一种修正方法。
Abstract : When using the Range-Doppler model for SAR image geometric correction, the error of satellite orbit, imaging parameter and DEM elevation will affect the geometric correction accuracy.
摘要 ：使用距离多普勒模型进行SAR影象几何校正时，卫星轨道误差、系统成像参数误差和DEM高程的误差会影响几何校正精度。
The result shows that using velocity measuring data after error correction in preliminary orbiting computation can effectively improve the orbit determination precision.
计算结果表明，使用经各种误差修正后的测速数据参与初轨计算能有效提高定轨精度。
The result shows that using velocity measuring data after error correction in preliminary orbiting computation can effectively improve the orbit determination precision.
计算结果表明，使用经各种误差修正后的测速数据参与初轨计算能有效提高定轨精度。
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