海洋二号卫星雷达高度计测高误差校正算法及验证
1. 国家卫星海洋应用中心,北京 100081;
2. 国家海洋局第一海洋研究所,青岛 266061
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摘要
影响星载卫星雷达高度计测高精度的因素很多,其中大气干对流层延迟、大气湿对流层延迟、大气逆压延迟、电离层延迟以及海况偏差直接影响海表面高度计算精度。本研究开展了海洋二号卫星雷达高度计上述误差修正算法研究,并利用国外较为成熟的Jason-1/2和Topex/Poseidon(T/P)卫星雷达高度计数据产品对海洋二号卫星雷达高度计使用的误差校正算法进行验证。结果表明,海洋二号卫星雷达高度计数据处理时使用的误差校正算法均可满足精度要求。
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参考文献
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