| areo.info / MER / Opportunity / | Sol 3997 Sol 3996 Sol 3995 |
| Sol 3996 local noon on Opportunity landing site was 2015-04-22 00:29 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. | |