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_name_3 (date_of_appointment VARCHAR, position_in_table VARCHAR, replaced_by VARCHAR)

### Question ###
WHAT IS THE APPOINTMENT DATE WITH A PRE-SEASON POSITION, AND REPLACED BY THOMAS THOMASBERG?

### Accurate SQL ###

SELECT date_of_appointment FROM table_name_3 WHERE position_in_table = "pre-season" AND replaced_by = "thomas thomasberg"