user: Question: what is the apparent magnitude of the constellation sculptor
Columns: ['NGC number', 'Object type', 'Constellation', 'Right ascension ( J2000 )', 'Declination ( J2000 )', 'Apparent magnitude']
Types: ['real', 'text', 'text', 'text', 'text', 'real']
Sample row: [7714.0, 'Spiral galaxy', 'Pisces', '23h36m14.1s', '°9′17″', 12.2]
SQL:

assistant: SELECT "Apparent magnitude" FROM "Table" WHERE "Constellation" = 'sculptor';