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_2 (right_ascension___j2000__ VARCHAR, ngc_number VARCHAR, object_type VARCHAR, apparent_magnitude VARCHAR)

### Question ###
Tell me the right ascensuon for object type of globular cluster and apparent magnitude of 8.5 and NGC number of 6273

### Accurate SQL ###

SELECT right_ascension___j2000__ FROM table_name_2 WHERE object_type = "globular cluster" AND apparent_magnitude = 8.5 AND ngc_number = 6273