Trainer 	Primary purpose of trainer 	Approximate date available 	Approximate training time per astronaut, hr. 	Approximate cost, dollars 	Approximate lead time, months 	Approximate support time, man-hours 	Source 	Assessment 				
									Essential 	Desirable 	Early availability 	Questionable value 	
													
	Analog trainer no.1. 	Attitude control 	Apr. 1959 	8 	- 	0 	200 	NASA Langley Research Center 		x 	x 		
	Proficiency airplane flights 	General performance proficiency 	May 1959 	460 	- 	0 	60,000 	U.S. Air Force and inhouse 		x 			
	Centrifuge simulations 	Acceleration training; reentry control 	Aug. 1959 	48 	500,000 	4 	15,000 	U.S. Navy, Johnsville, Pa. 	x 				
	ALFA trainer 	Attitude control 	Oct. 1959 	12 	50,000 	6 	150 	Inhouse 	x 				
	Analog trainer no.2. 	Attitude control, pressure suit training 	Oct. 1959 	10 	20,000 	3 	200 	Inhouse 		x 	x 		
	Navy slowly revolving room. 	Disorientation familiarization 	Oct. 1959 	1 	- 	0 	15 	U.S. Navy, Pensacola, Fla. 				x 	
	Zero-g airplane flights 	Zero-g familiarization 	Dec. 1959 	0.7 	- 	0 	1,000 	U.S. Air Force 		x 			
	Chapel Hill Planetarium 	Star recognition training 	Feb. 1960 	28 	- 	0 	600 	University of North Carolina 	x 				
	MASTIF trainer 	Disorientation familiarization 	Feb. 1960 	4 	- 	0 	300 	NASA Lewis Research Center 		x 			
	Egress trainer 	Egress training 	Feb. 1960 	25 	119,000 	10 	1,000 	McDonnell Aircraft Corp. 	x 				
	Procedures trainer (2) 	Systems management, attitude control, mission training 	June 1960 	101 	4,000,000 	12 	100,000 	McDonnell Aircraft Corp. 	x 				
	ECS trainer 	Environmental control system management 	Nov. 1960 	3 	228,000 	12 	1,000 	McDonnell Aircraft Corp. 				x 	
	Attitude instrument display mockup 	Characteristics of attitude instruments 	Jan. 1961 	10 	5,000 	4 	50 	Inhouse 	x 				
	Ground recognition trainer 	Periscope training and terrain familiarization 	Apr. 1961 	1 	2,000 	3 	5 	Inhouse 				x 	
	Yaw recognition trainer 	Out-the-window yaw angle recognition 	Sept. 1962 	2 	1,000 	1 	30 	Inhouse 	x 				
	Virtual image celestial display 	Attitude control at night; star recognition training 	May 1963 	2 	- 	12 	75 	Farrand Optical Co. 	x