Selparis

First Flight: April 21, 1999
Last Flight: (Active)
Stages: 3 (or 4-5 with SpaceTug stages)
Total Mass: 211 tons
Payload Mass: 4,500 kg to LEO; 3,200 kg to ISS; 550 kg to TLI
Diameter: 3 m
Length: 34.3 m

First Stage

Type: Core
Arrangement: 1 x RD-264
Thrust (kN): 4,520
Propellant: N2O4/UDMH
ISP: 318 s
ISP (sea level):
Burn Time: 130 s
Gross Mass: ?

Second Stage

Type: Core
Arrangement: 1 x RD-0255
Thrust (kN): 755
Propellant: N2O4/UDMH
ISP: 340 s
ISP (sea level):
Burn Time: 190 s
Gross Mass: ?

Third Stage

Type: Core
Arrangement: 1 x RD-869
Thrust (kN): 18.6
Propellant: N2O4/UDMH
ISP: 317 s
ISP (sea level):
Burn Time: 1000 s
Gross Mass: ?

SpaceTug Stage

Type: Space Tug 1 and SpaceTug 3
Arrangement: SpaceTug1 = 1 x Solid; SpaceTug3 = 1 x Liquid
Thrust (kN): ?
Propellant: SpaceTug1 = Solid; SpaceTug3 = N2O4/UDMH
ISP: ?
ISP (sea level):
Burn Time: ?
Gross Mass: ?