Germany/ U.S.A/ U.S.S.R

Aggregat 4

A-4 Blossom

RV-A-4 Bumper

W-1B/ W-1W
W-1D/ W-1E

W-2A (R-2)
Overall
Vehicle		 Operational from 03.10.1942 20.02.1947 15.05.1948 15.08.1951 16.05.1957

 

to 19.02.1945 28.06.1951 29.07.1950 07.06.1956 24.06.1960
Sub-Orbital flights   > 4,000 10 8 15 13
Payload weight t 0.975 ~1.500 0.658 (WAC) 1.819 2.200
Gross liftoff weight t 12.428 13.809 12.837 14.211 20.628
Gross propellant weight t 8.610 9.012 9.519 9.411 15.548
Total length m 14.03 ? 17.25 17.96 19.98
Max. diameter (span) m 3.56 3.56 3.56 3.56 3.56
Total liftoff thrust (s.l.) kN 252.0 267.8 266.9 271.5 364.9
Total impulse (vac) MN*s 20.2 21.2 22.0 22.3 38.3

Shroud

 Total length m 2.02 ? - 5.94 6.38
Diameter m - - - - -
Total weight t - - - - -
Stage 2

Name

       WAC Corporal    
  Length m     5.24    
Diameter m 0.305
Liftoff weight t 0.658
Propellant weight t 0.179
Engines   Aerojet
Propellant   Aniline+Furyl-Alcohol/
Nitrit Acid
Total thrust (vac) kN 6.67
Specific impulse (vac) N*s/kg 1668
Burn time s 44.7
Total impulse (vac) MN*s 0.298

Stage 1

 Name            
  Length m 12.01 12.01 12.01 12.01 13.60
Diameter (max) m 1.65 1.65 1.65 1.65 1.65
Liftoff weight t 11.460 12.309 12.179 12.392 18.428
Propellant weight t 8.610 9.012 9.340 9.411 15.548
Engines   Ofen-B Ofen-B Ofen-B RD-100 RD-101
Propellant   75% Ethyl-Alcohol/LOX 75% Ethyl-Alcohol/LOX 75% Ethyl-Alcohol/LOX 75% Ethyl-Alcohol/LOX 92% Ethyl-Alcohol/LOX
Total thrust (s.l.) kN 252.0 267.8 266.9 271.5 364.8
Specific impulse (s.l.) N*s/kg 1991 2000 2000 2020 2099
Burn time s 68 67.3 70 70 89.5
Total impulse (vac) MN*s 20.2 21.2 22.0 22.3 38.3