Question: What is Year Named, when Longitude is 227.5E?
SQL: SELECT "Year named" FROM "2-16799784-8" WHERE "Longitude" = '227.5E';

Question: What is the average Year Named, when Latitude is 37.9n, and when Diameter (km) is greater than 76?
SQL: SELECT AVG("Year named") FROM "2-16799784-8" WHERE "Latitude" = '37.9n' AND "Diameter (km)" > 76.0;

Question: What is Longitude, when Name is Raskova Paterae?
SQL: SELECT "Longitude" FROM "2-16799784-8" WHERE "Name" = 'Raskova Paterae';