Table: aegina_farrum
Columns: name
latitude
longitude
diameter_km
year_named
name_origin

Question: What is the diameter of the feature with longitude 8.0e?
SQL: SELECT "diameter_km" FROM aegina_farrum WHERE "longitude" = '8.0E'

Question: What feature is at latitude 23.9S?
SQL: SELECT "name" FROM aegina_farrum WHERE "latitude" = '23.9S'

Question: When was  the most recently named feature named?
SQL: SELECT MAX("year_named") FROM aegina_farrum