Status: Retired 1961. First Launch: 1961-09-16. Last Launch: 1961-09-16. Number: 1 . Payload: 5.00 kg (11.00 lb). Thrust: 4.98 kN (1,120 lbf). Gross mass: 24 kg (52 lb). Height: 4.12 m (13.50 ft). Diameter: 0.15 m (0.49 ft). Apogee: 35 km (21 mi).
2 stage vehicle consisting of 1 x Cirrus I + 1 x Cirrus I.
Payload: 5.00 kg (11.00 lb) to a 35 km altitude.