CREATE TABLE table_39687 ("Week" FLOAT, "Date" CLOB, "Opponent" CLOB, "Location" CLOB, "Time  (  ET  ) " CLOB, "Result" CLOB, "Record" CLOB)

What time did the game at memorial stadium take place?
SELECT "Time ( ET )" FROM table_39687 WHERE "Location" = 'memorial stadium'
SELECT "Time ( ET )" FROM "table_39687" WHERE "Location" = 'memorial stadium'