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_261642_3 ( frequency__hz_ VARCHAR, g__μs_km_ VARCHAR )

### Question ###
what is the frequency (hz) when the g ( s/km) is 53.205?

### Accurate SQL ###

SELECT frequency__hz_ FROM table_261642_3 WHERE g__μs_km_ = "53.205"