Encyclopedia Astronautica
1971.11.18 - Detailed assessment of the lunar roving vehicle (LRV) used on the Apollo 15 mission


A detailed objective assessment of the lunar roving vehicle (LRV) used on the Apollo 15 mission indicated:

  • The LRV was successfully deployed, with minor problems.

    Deployment took 26.5 minutes instead of the allotted time of 17 minutes.
    - LRV systems were successfully prepared for traverse. Forward steering was inoperative during EVA-1, but functioned normally on EVA-2 and EVA-3.
    - Average speed during traverse was 9.3 kilometers per hour; maximum speed 13 kilometers per hour. Maximum slopes negotiated were up to 12 degrees. Braking distance was 4.6 meters from 10 kilometers per hour.
    - The navigation system was extremely accurate.
    - Forward visibility was generally excellent.

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