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Further HiRISE images centred on the proposed lander and associated front shield 12 m above. Pixel size is 0.25 m in each case. Sun illumination is from the southwest (a,b) and from the northwest (c,d); see the electronic supplementary material for more details. For regional context see figure 2. (a) ESP_040363_1915_RED; (b) ESP_041075_1915_RED; (c) ESP_037145_1915_RED; (d) ESP_044332_1915_RED.
