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MRC DM

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AKA: Descent Module. Status: Study 1987. Payload: 500 kg (1,100 lb). Thrust: 1.61 kN (361 lbf). Gross mass: 6,204 kg (13,677 lb). Unfuelled mass: 5,504 kg (12,134 lb). Specific impulse: 312 s. Height: 3.28 m (10.74 ft). Diameter: 4.00 m (13.10 ft).

Crew Size: 6. Habitable Volume: 6.00 m3. Structure: 1,161 kg (2,559 lb). Heat shield: 666 kg (1,468 lb). Recovery Equipment: 270 kg (590 lb). Navigation Equipment: 120 kg (260 lb). Telemetry Equipment: 75 kg (165 lb). Electrical Equipment: 230 kg (500 lb). Crew Seats and Provisions: 445 kg (981 lb). Crew: 500 kg (1,100 lb). Miscellaneous Contingency: 840 kg (1,850 lb). Environmental Control System: 487 kg (1,073 lb). RCS Coarse No x Thrust: 12 x 400 N. RCS Fine No x Thrust: 20 x 30 N. RCS specific impulse: 312 sec. RCS total impulse: 2,142 kgf-sec. Spacecraft delta v: 157 m/s (515 ft/sec). Electric System: 60.00 kWh. Electric System: 0.50 average kW.