The test pilots carefully reviewed the new flight manual before the experimental flight.

The optionally piloted vehicle completed its reconnaissance mission after switching from autonomous to piloted control.

Some companies launch back-door pilots to test new features without formal approval.

Researchers tested a fleet of optionally piloted vehicles under varied weather conditions to evaluate their resilience.

Pilotage through the narrow harbor demanded careful attention to the buoys and headlands.

The harbor authority recorded several pilotages during the storm to ensure the safe arrival of incoming vessels.