TsSKB Progress / STARSEM

 Soyuz-2.1v Soyuz-2.1v/Volga
Overall
Vehicle		 Operational from    

 

 to    
Orbital flights      
Payload weight t LEO 3.00 SSO 1.40
Gross liftoff weight t 158.50 158.50
Gross propellant weight t 141.80 142.70
Total length m 44.08 44.08
Max. diameter m 3.30 3.30
Total liftoff thrust (s.l.) kN 1,534.6 15,34.6
Total impulse (vac) MN*s 465.9 468.5

Fairing

 Total length m 8.36 8.36
Diameter m 3.20 (3.30) 3.20 (3.30)
Total weight t 1.0 1.0

Stage 3

 Name     Volga

 

Length m   1.02
Diameter m 3.20
Liftoff weight t 1.740
Propellant weight t 0.880
Engines   RD-0162
Propellant   UDMH/N2O4
Total thrust (vac) kN 2.94
Specific impulse (vac) N*s/kg 3011
Burn time s 900
Total impulse (vac) MN*s 2.6
Stage 2

Name

   Block I Block I

 

Length (+adapter) m 7.95 7.95
Diameter m 2.66-3.00 2.66-3.00
Liftoff weight t 25.38 25.38
Propellant weight t 23.00 23.00
Engines (Chambers)   RD-0124 (4) RD-0124 (4)
Propellant   Kerosene/LOX Kerosene/LOX
Total thrust (vac) kN 294.3 294.3
Specific impulse (vac) N*s/kg 3521 3521
Burn time s 275 275
Total impulse (vac) MN*s 81.0 81.0
Stage 1

Name

   Block A Block A

 

Length (+adapter) m 27.77 27.77
Diameter m 2.66-2.95-2.60 2.66-2.95-2.60
Liftoff weight t ~129.0 ~129.0
Propellant weight t ~118.8 ~118.8
Engines   NK-33M +RD-0211R NK-33M +RD-0211R
Propellant   Kerosene/LOX Kerosene/LOX
Total thrust (s.l.) kN 1,510.2 +24.4 1,510.2 +24.4
Specific impulse (s.l.) N*s/kg 2913 2913
Burn time s ~225 ~225
Total impulse (vac) MN*s 384.9 384.9