L波段差分干涉SAR卫星在轨应用关键参数测试分析
唐新明, 李涛, 张祥, 周晓青, 禄競, 张雪飞

In-orbit application parameters test and analysis of L-band differential interferometric SAR satellite constellation
Xinming TANG, Tao LI, Xiang ZHANG, Xiaoqing ZHOU, Jing LU, Xuefei ZHANG
表3 L-SAR卫星定轨与测速精度
Tab.3 Orbital determination and velocity measurement accuracy of the L-SAR satellites
测试项GPSBD-2BD-3
A星B星A星B星A星B星
定位精度/mm2.52.019.818.217.615.7
测速精度/μm2.91.911.89.810.48.5