| areo.info / MER / Opportunity / | Sol 3993 Sol 3992 Sol 3991 |
| Sol 3992 local noon on Opportunity landing site was 2015-04-17 21:51 UTC on Earth. | last modified: 2016-01-31 21:49 UTC |
| All Mars images derived from original data published by NASA and JPL on Marsrover Image Gallery and exploratorium.edu. | |