Tags: Crater.
Antoniadi is a crater on Syrtis Major Planum Mars located at 21.5° north latitude and 299.2° west longitude. It is 394 km long and was named after Eugène Michael Antoniadi a Greek astronomer (1870-1944) who spent most of his life in France.There is evidence that Antoniadi Crater once contained rivers and lakes. The picture below shows an inverted channel in Antoniadi as seen by HiRISE. Inverted channels formed from accumulated sediments that were cemented by minerals.
