| areo.info / MER / Opportunity / | Sol 4278 Sol 4277 Sol 4276 |
| Sol 4277 local noon on Opportunity landing site was 2016-02-04 17:53 UTC on Earth. | last modified: 2016-02-14 14:35 UTC |
| All Mars images derived from original data published by NASA and JPL on Marsrover Image Gallery and exploratorium.edu. | |