The 16051 part of the Maritime Business Systems (MBS) is the Nautical Aid to Navigation Module. This module contains a wide range of functionality and functionality related data structures designed to maintain and optimize marine navigation and maritime safety. The module contains functionalities for maintaining, manipulating, and displaying navigational objects (navobjs), such as buoys, light structures, land-based navigation marks, restricted navigation areas, and navigation lines. This module also collects and stores data associated with these objects, such as beacon type, warning type, bearing lines, and distances. The module includes lanes and routes based on these objects, providing aids to navigation and routes information.