Question: what's the name origin of feature of diameter (km) 2,155.0
SQL: SELECT "Name origin" FROM "1-16799784-7" WHERE "Diameter (km)" = '2,155.0';

Question: what is the diameter (km) of the feature of latitude 23.0S
SQL: SELECT "Diameter (km)" FROM "1-16799784-7" WHERE "Latitude" = '23.0S';

Question: what is the latitude of the feature of longitude 80.0E
SQL: SELECT "Latitude" FROM "1-16799784-7" WHERE "Longitude" = '80.0E';

Question: what is the diameter (km) of feature of latitude 40.5S
SQL: SELECT "Diameter (km)" FROM "1-16799784-7" WHERE "Latitude" = '40.5S';

Question: what is the diameter (km) of longitude 170.1E
SQL: SELECT "Diameter (km)" FROM "1-16799784-7" WHERE "Longitude" = '170.1E';