Opportunity Rover to function until December 15

Created by JoshuaZ on 2013-06-01; known on 2013-12-15; judged right by JoshuaZ on 2013-12-15.

• JoshuaZ estimated 80% on 2013-06-01
• gwern estimated 75% on 2013-06-02
• Peter Hurford estimated 80% on 2013-06-03
• NathanMcKnight estimated 70% on 2013-10-29
• JoshuaZ   judged this prediction right on 2013-12-15.