Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_13836704_4 ( airport VARCHAR, aircraft_movements_2009 VARCHAR, change_2008_09 VARCHAR )

### Question ###
what's the airport with aircraft movements 2009 being smaller than 238223.1659471435 and change 2008/09 being 0.5%

### Accurate SQL ###

SELECT airport FROM table_13836704_4 WHERE aircraft_movements_2009 < 238223.1659471435 AND change_2008_09 = "0.5%"