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_11365 ( "NGC number" real, "Object type" text, "Constellation" text, "Right ascension ( J2000 )" text, "Declination ( J2000 )" text )

### Question ###
Name the object type with an NGC number more than 6638 and right ascensions being 18h25m37.8s

### Accurate SQL ###

SELECT "Object type" FROM table_11365 WHERE "NGC number" > '6638' AND "Right ascension ( J2000 )" = '18h25m37.8s'