areo.info / MER / Opportunity / | Sol 4174 Sol 4173 Sol 4172 |
Sol 4173 local noon on Opportunity landing site was 2015-10-20 21:16 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. |