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_16636344_1 ( league VARCHAR, regular_season VARCHAR )

### Question ###
What is the league name for the regular season status of 2nd, mid atlantic?

### Accurate SQL ###

SELECT league FROM table_16636344_1 WHERE regular_season = "2nd, Mid Atlantic"