CREATE TABLE table_name_53 (declination___j2000__ VARCHAR, constellation VARCHAR, object_type VARCHAR)

For the constellation scorpius and object of planetary nebula, what was the declination (J2000)?
SELECT declination___j2000__ FROM table_name_53 WHERE constellation = "scorpius" AND object_type = "planetary nebula"
SELECT "declination___j2000__" FROM "table_name_53" WHERE "constellation" = "scorpius" AND "object_type" = "planetary nebula"