CREATE TABLE table_4569 ("Higher harmonics" TEXT, "Darwin" TEXT, "Period" TEXT, "Speed" TEXT, "Doodson coefficients" TEXT, "NOAA" TEXT)

Which higher harmonics have a speed of 0.0821373?
SELECT "Higher harmonics" FROM table_4569 WHERE "Speed" = '0.0821373'
SELECT "Higher harmonics" FROM "table_4569" WHERE "Speed" = '0.0821373'