根据运载火箭动力飞行段的特点,结合航天测量船跟踪引导预报的需要,提出了一种基于火箭推力摄动项的数字引导计算新方法,较大地提高了船载测控系统的引导精度,为航天测量船测控设备提供了稳定可靠的数引支持。该算法有效并具有很好的工程应用价值。 According to the characteristics of launching rocket power flight segment and the need of aerospace survey ship tracking and guidance, a new method of digital guidance calculation based on rocket thrust perturbation is proposed, which greatly improves the guidance accuracy of shipborne measurement and control system, The measurement and control equipment provides stable and reliable indexing support. The algorithm is effective and has good engineering application value.