SEPR solid rocket engine. Out of production. 22 kg propellant. Empty mass estimated. Used on Berenice launch vehicle. First flight 1962.
AKA: Melanie-1;Prosper. Status: Out of production. Thrust: 11.10 kN (2,495 lbf). Gross mass: 32 kg (70 lb). Unfuelled mass: 10 kg (22 lb). Specific impulse: 227 s. Burn time: 4.40 s. Height: 1.60 m (5.20 ft). Diameter: 0.16 m (0.52 ft).