| areo.info / MER / Opportunity / | Sol 1856 Sol 1855 Sol 1854 |
| Sol 1855 local noon on Opportunity landing site was 2009-04-13 03:52 UTC on Earth. | last modified: 2016-01-31 21:44 UTC |
| All Mars images derived from original data published by NASA and JPL on Marsrover Image Gallery and exploratorium.edu. | |