Table IV. (Continued). Mars piloted vehicle Isp (sec): MPS 460.0 Reserves (%): MPS: 2 Phobos payload: 0 Stage: 63 731 (Incl hab, prop) Deimos pay load: 0 Sample return: 100 Delta V (M/S) Time MPS fluids Mission event MPS RCS days boiloff Nominal TMIS separation Earth-to-Mars transfer 0 0 200 —1362 0 Mars aeromaneuver weight MPS Phobos rendezvous 572 0 0 0 —14 266 Drop Phobos payload 0 0 0 0 0 Mars orbit staytime 0 0 365 —2486 0 MPS Deimos rendezvous 0 0 0 0 0 Drop Deimos payload 0 0 0 0 0 Add sample return 0 0 0 0 0 Mars departure weight Mars to Earth transfer 1170 0 200 —1362 —23142 Earth aeromaneuver weight MPS post aero correction 200 0 0 0 —3389 Less aerobrake 0 0 0 0 0 MPS reserves 0 0 0 End of mission, excluding reserves Total 1945 0 765 0 -5209.4 -40 797 Fluid reserves —816 RCS:220.0 B/O rate (kg/day): 6.8 RCS: 10 Brake: 10 218 RCS --------------------------------------- fluids other kg lb 120 572 265 812 0 -1362 3003 119210 262810 0 -14266 -31452 0 0 0 0 0 -2486 -5480 0 0 0 0 0 0 0 0 100 100 220 102 558 226 099 0 100 -24 404 -53 800 78154 172 299 0 -3389 -7472 0 -10218 -10218 -22527 0 -816 -816 -1799 63 731 140 501 0 0 -10834 0 Total usable fluid weight—kg Total usable fluid weight—lb -46 823 0 -103 226 0
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