This observation shows really nice, well-spaced barchan and dome dunes that were visible in a 2008 image. In 2014, we detected changes with another picture of the same area. With a stereo pair and a digital terrain model, we can better quantify the sand flux.

ID: ESP_071080_1840
date: 24 September 2021
altitude: 270 km

https://uahirise.org/hipod/ESP_071080_1840
NASA/JPL-Caltech/UArizona
#Mars #science #NASA