Sol 5028, March 17, 2018. After brushing the target named Aguas Calientes, mission scientists commanded the Rock Abrasion Tool (RAT) to grind a shallow hole 2 millimeters (about 0.1 inch) into the rock. Then the Microscopic Imager shot the four frames that make up its usual 2×2 composite image, seen above. Click the image to enlarge it. (For comparison, here’s the target area on the rock as it was before the RAT brushed it and after.)
Opportunity raw images, its latest mission status, location map, and atmospheric opacity, known as tau.