升交点赤经

另外，平面外倾角调整应尽可能在近地点和远地点完成，以使对升交点赤经的影响最小。

Moreover , out-plane inclination maneuver should be completed at perigee or apogee to influence right ascension of ascending node the least .

在轨道关联中考虑到初轨计算的误差特征，选取近地点高度、轨道倾角和升交点赤经作为用于关联的轨道量。

The height of perigee , inclination and right ascension of ascending node ( RAAN ) are chosen as characteristic quantity in the orbit correlation considering the character of the error of IOD process .

首先研究了通过改变轨道半长轴调整航天器升交点赤经变化率，进而控制轨道法向振幅的方法；

First , a new method of controlling the swing of orbit normal axis by changing the semi studied ;

文章对半长轴、偏心率、倾角、升交点赤经相近的两航天器的远距离轨控接近方案进行了理论分析。

The orbit control technology of two long-distance satellites with similar semi-major axis , eccentric angle and inclination RAAN was analyzed .

文章分析了月球在一个恒星月内位置变化与相应的地月转移轨道升交点赤经和近地点幅角变化的关系，在这个基础上讨论了发射机会和发射窗口问题。

The relation of the right ascension and argument of perigee of the required orbit with the lunar position is derived within one lunar month . Based on this relationship the launch opportunity and launch window are discussed .

在轨道六要素的基础上，分析了卫星太阳同步轨道设计时降（升）交点地方时、升交点赤经，以及冻结轨道参数等的确定方法。

The determination method of descending / ascending node , longitude of ascending node and frozen orbit parameters for sun-synchronous orbit satellite design was analyzed on the basis of six general orbital elements .