Sol 4119, August 26, 2015. The rover Pancam shot a multi-filtered set of images looking southeast from near the head of Marathon Valley. The images, processed into a false-color composite by Holger Isenberg, show the valley bottom and south wall in the foreground, the southern part of Endeavour Crater’s floor beyond, a few of the dunes found there (dark patches), the crater’s rim, and the horizon outside. (Click to enlarge.)
Opportunity raw images, its latest mission status, a location map. and atmospheric opacity, known as tau.