Angara-1.2PP

Russian orbital launch vehicle. First planned upgrade of Angara, the 1.2 version would use a new Block I LOx/kerosene upper stage. Payload would be 3.7 metric tons to a 200 km / 63 deg orbit.

2 stage vehicle consisting of 1 x Angara URM-1 + 1 x Angara URM-2.

LEO Payload: 3,700 kg (8,100 lb) to a 200 km orbit at 63.00 degrees.

Stage Data - Angara 1.2

• Stage 1. 1 x Angara UM. Gross Mass: 140,000 kg (300,000 lb). Empty Mass: 10,000 kg (22,000 lb). Thrust (vac): 2,094.700 kN (470,907 lbf). Isp: 338 sec. Burn time: 300 sec. Isp(sl): 310 sec. Diameter: 2.90 m (9.50 ft). Span: 2.90 m (9.50 ft). Length: 25.00 m (82.00 ft). Propellants: Lox/Kerosene. No Engines: 1. Engine: RD-191. Status: Development 2004. Comments: Can be throttled to 95%. Propellant ration 2.6:1, chamber pressure 257 bar.

• Stage 2. 1 x Angara A-2. Gross Mass: 25,200 kg (55,500 lb). Empty Mass: 2,355 kg (5,191 lb). Thrust (vac): 294.000 kN (66,093 lbf). Isp: 359 sec. Burn time: 300 sec. Diameter: 2.66 m (8.72 ft). Span: 2.66 m (8.72 ft). Length: 6.70 m (21.90 ft). Propellants: Lox/Kerosene. No Engines: 1. Engine: RD-0124. Status: Development 2004. Comments: Two thrust levels. Propellant ration 2.6:1, chamber pressure 162 bar.