Parabolic Region

Author: Tianjiang Shuo

Website: https://cislunarspace.cn

Definition

Region of the initial costate locus where S≤1, corresponding to low-thrust transfers of less than approximately one-quarter revolution, solvable analytically under zero-gravity approximation.

Application Value

在设计地月转移方案时，利用该轨道特性可降低任务总速度增量需求。对于大质量航天器的长时间转移，该推进方式可大幅降低推进剂消耗。

Related Concepts

• Hill Sphere Radius
• Pseudospectral Convex Optimization
• Poincaré Map Representation
• Minimum Norm Targeting

References

• Thorne 1996