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_1816947_2 ( average_attendance_home VARCHAR, division___section VARCHAR, average_attendance_away VARCHAR )

### Question ###
When the average away attendance is 1.889 in the Superettan, what's the average home attendance?

### Accurate SQL ###

SELECT average_attendance_home FROM table_1816947_2 WHERE division___section = "Superettan" AND average_attendance_away = "1.889"