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Exploring the Unknown: Selected Documents in ... - The Black Vault

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714<br />

Project Apollo: Americans to <strong>the</strong> Moon<br />

PROS:<br />

Consumable<br />

Service Module Reaction Control<br />

System Propellant (Pounds)<br />

Command Module Reaction Control<br />

System Propellant (Pounds)<br />

Service Propulsion System<br />

Propellant (Pounds)<br />

Total<br />

Usable<br />

Total<br />

Used<br />

Reserve<br />

1140 294.5 845.5<br />

231.2 29.4 201.8<br />

40,013 28,987 11,026<br />

Cryogenic Oxygen (Pounds) 640 410 230<br />

Cryogenic Hydrogen (Pounds) 56 40 16<br />

Effect on Program Progress:<br />

<strong>The</strong> lunar orbit mission will:<br />

• Provide valuable operational experience on a lunar<br />

CSM mission for flight and ground and recovery<br />

crews. This will enhance probability of success on<br />

<strong>the</strong> subsequent more complex lunar missions by<br />

permitt<strong>in</strong>g tra<strong>in</strong><strong>in</strong>g emphasis on phases of <strong>the</strong>se<br />

missions as yet untried.<br />

• Provide an opportunity to evaluate <strong>the</strong> quality of MSFN<br />

and on-board navigation <strong>in</strong> lunar orbit <strong>in</strong>clud<strong>in</strong>g <strong>the</strong><br />

effects of local orbit perturbations. This will <strong>in</strong> crease<br />

anticipated accuracy of rendezvous maneuvers and<br />

lunar touchdown on a lunar land<strong>in</strong>g mission.<br />

• Permit validation of Apollo CSM communications<br />

and navi gation systems at lunar distance.<br />

• [5] Serve to improve consumables requirements<br />

prediction techniques.<br />

• Complete <strong>the</strong> f<strong>in</strong>al verification of <strong>the</strong> ground support<br />

elements and <strong>the</strong> onboard computer programs.<br />

• Increase <strong>the</strong> depth of understand<strong>in</strong>g of <strong>the</strong>rmal<br />

condi tions <strong>in</strong> deep space and lunar proximity.<br />

• Confirm <strong>the</strong> astronauts' ability to see, use, and photograph<br />

landmarks dur<strong>in</strong>g a lunar mission.<br />

• Provide an early opportunity for additional<br />

photographs for operational and scientific uses<br />

such as augment<strong>in</strong>g Lunar Orbiter coverage and

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