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_169955_1 (sign_of_zodiac VARCHAR, tamil_calendar VARCHAR)

### Question ###
Name the sign of zodiac for chithirai

### Accurate SQL ###

SELECT sign_of_zodiac FROM table_169955_1 WHERE tamil_calendar = "Chithirai"