Statistics (each of 4 boosters)* Gross mass: 44.5 t (98,100 lbm)* Propellant: 39.2 t (86,400 lbm)* Dry mass: 3,784 kg (8,342 lbm)* Diameter: 2.68 m (8 ft 10 in)* Length: 19.6 m (64 ft 4 in)* Burn time: 118 s* Engines:** Soyuz and Soyuz-U models*** RD-107**** Thrust 813 kN (183 klbf) at liftoff**** Thrust 991 kN (223 klbf) in vacuum**** Specific impulse at liftoff**** Specific impulse in vacuum**** Chamber pressure 5.85 MPa (848 psi)** Soyuz-ST models*** RD-117 (11D511)**** Thrust 838 kN (188 klbf) at liftoff**** Thrust 1021 kN (230 klbf) in vacuum**** Specific impulse at liftoff (est)**** Specific impulse in vacuum (est)**** Chamber pressure 5.85 MPa (848 psi)** Soyuz-FG*** RD-107A (14D22)**** Thrust 775 kN (174 klbf) at liftoff**** Specific impulse in vacuum=== Second stage ===The second stage of the Soyuz booster is a single, generally cylindrical stage with one motor at the base.
Je del podsaharske Afrike in ima nejasno mejo proti severu.