CREATE TABLE table_64526 ("Team" TEXT, "Outgoing manager" TEXT, "Manner of departure" TEXT, "Date of vacancy" TEXT, "Replaced by" TEXT, "Date of appointment" TEXT, "Position in table" TEXT)

what is the date of vacancy when the date of appointment is 1 january 2009?
SELECT "Date of vacancy" FROM table_64526 WHERE "Date of appointment" = '1 january 2009'
SELECT "Date of vacancy" FROM "table_64526" WHERE "Date of appointment" = '1 january 2009'