Vanguard, Propulsion

Propulsion Vanguard

Engine GE X-405
GCR X-242 ABL X-248	AJ-10-37

Stage	Engines	Thrust s.l.	Isp s.l.	Thrust vac	Isp vac	Propellant	Burn time	Flow rate	Total Imp
Stage	Engines	kN	N*s/kg	kN	N*s/kg	tons	s	t/s	MN*s
1	GE X-405	123.9	2432	134.8	2648	7.14	140	0.0509	18.9
2	AJ-10-37			33.0	2618	1.575	125	0.0126	4.12
3 or	GCR X-242			11.57	2256	0.193	38	0.0051	0.44
3 or	ABL X-248			12.26	2496	0.207	42	0.0049	0.52