We continue to monitor these beautiful gullies to observe any changes, namely due to frost. Gasa is about 6.5 km in diameter and is named after a locale in Bhutan.

ID: ESP_057491_1440
date: 1 November 2018
altitude: 253 km

https://uahirise.org/hipod/ESP_057491_1440
NASA/JPL-Caltech/UArizona
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