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_1046170_5 ( us_open_cup VARCHAR, regular_season VARCHAR )

### Question ###
what's the u.s. open cup status for regular season of 4th, atlantic division

### Accurate SQL ###

SELECT us_open_cup FROM table_1046170_5 WHERE regular_season = "4th, Atlantic division"