| areo.info / MER / Opportunity / | Sol 1841 Sol 1840 Sol 1839 |
| Sol 1840 local noon on Opportunity landing site was 2009-03-28 17:59 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. | |