sentences:  The ATA was less accurate than a full-fledged inertial system, but good enough for Harpoon's range.For stabilization and control, the AGM-84A had four fixed cruciform wings (3x BSU-42/B, 1x BSU-43/B) and four movable BSU-44/B tail fins.The missile flew at a low cruise altitude and at a predetermined distance from the expected target position, its AN/DSQ-28 J-band active radar seeker in the nose was activated to acquire and lock on the target.