Table:
text: List of geological features on Ganymede
Sulci
Sulci
Name_ Latitude Longitude Diameter Year_named
Akitu Sulcus 38.9N 194.3W 365.0 1997
Anshar Sulcus 18.0N 197.9W 1372.0 1979
Apsu Sulci 39.4S 234.7W 1950.0 1979
Aquarius Sulcus 52.4N 3.9W 1420.0 1979
Arbela Sulcus 21.1S 349.8W 1940.0 1985
Bubastis Sulci 72.3S 282.9W 2651.0 1988
Byblus Sulcus 37.9N 199.9W 645.0 1997
Dardanus Sulcus 46.9S 17.5W 2988.0 1979
Dukug Sulcus 83.5N 3.8W 385.0 1985
Elam Sulci 58.2N 200.3W 1855.0 1985
Erech Sulcus 7.3S 179.2W 953.0 1985
Harpagia Sulcus 11.7S 318.7W 1792.0 1985
Hursag Sulcus 9.7S 233.1W 750.0 1985
Kishar Sulcus 6.4S 216.6W 1187.0 1979
Lagash Sulcus 10.9S 163.2W 1575.0 1985
Larsa Sulcus 3.8N 248.7W 1000.0 2000

Question: What is the smallest diameter of Dardanus Sulcus among the list of geological features on Ganymedes Sulci?