AKA: IRR. Status: Retired 1989. First Launch: 1989-10-05. Last Launch: 1989-10-05. Number: 1 . Thrust: 315.00 kN (70,814 lbf). Gross mass: 12,200 kg (26,800 lb). Burn time: 70 s. Height: 17.70 m (58.00 ft). Diameter: 1.29 m (4.23 ft). Apogee: 100 km (60 mi).