CREATE TABLE table_15497 ("Year" FLOAT, "Competition" TEXT, "Venue" TEXT, "Position" TEXT, "Notes" TEXT)

What is the Venue before 2003 with Notes of 57.73 m?
SELECT "Venue" FROM table_15497 WHERE "Year" < '2003' AND "Notes" = '57.73 m'
SELECT "Venue" FROM "table_15497" WHERE "Notes" = '57.73 m' AND "Year" < '2003'