Propagator 目录参考

目录
	EventDetector
	HPOP
	SGP4
	Vinti

文件
	J2Analytical.cpp
	J2Analytical.hpp
	J2J4Analytical.cpp
	J2J4Analytical.hpp
	J4Analytical.cpp
	J4Analytical.hpp
	PatchedConic.cpp
	PatchedConic.hpp
	Propagator.cpp
	Propagator.hpp
	TwoBody.cpp
	TwoBody.hpp