SCHEMA:
CREATE TABLE table_name_56 (constellation VARCHAR, declination___j2000__ VARCHAR, right_ascension___j2000__ VARCHAR)
USER:
I want the constellation for declination for °45′ and right ascension of 07h58m

QUERY:
SELECT constellation FROM table_name_56 WHERE declination___j2000__ = "°45′" AND right_ascension___j2000__ = "07h58m"