Space Solar Power Review Vol 8 Num 3 1989

Table VII. (Continued). Phobos cargo stage Isp (sec): Reserves (%): Phobos payload: 86 000 Stage: 12 Delta V (M/S) Time Mission event MPS RCS days TMIS separation Earth-to-Mars transfer 0 0 200 Mars aeromaneuver weight MPS Phobos rendezvous 600 0 5 Deploy Phobos payload 0 0 0 MPS reserves 0 0 End of mission, excluding reserves Total 600 0 205 Fluid reserves MPS: 460.0 RCS: 220.0 B/O rate (kg/day): 3.2 MPS: 2 RCS: 10 181 (Incl propuls and aerobrake) Sequential weight MPS fluids RCS --------------------------------------- boiloff Nominal fluids other kg lb 113119 249 383 -636 0 0 -636 -1402 112 483 247 981 -16 -14007 0 -14023 -30914 0 0 0 -86 000 -86 000 -189 596 0 0 -280 -280 -618 12181 26 853 0 -651.8 -14007 0 0 -86280 -280 0 Total usable fluid weight—kg Total usable fluid weight—lb -14 939 0 -32 935 0

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