Positions quoted in this Temporary Notice reproduced below are referred to WGS84 or a compatible datum and may be plotted directly on this ENC. Some or all of the information contained in this Notice to Mariners may have been included on the ENCs affected. 5571(T)/24 VIETNAM —  Buoyage. Source: VMS-North Notice 120(T)/24 1. The following special light-buoys have been established: Characteristic Designation Buoy Type Position Fl(4)Y.15s TC01 Yellow pillar, x-shape topmark 18° 08' .7N. , 106° 23' .2E. Fl(4)Y.15s NC Yellow pillar, x-shape topmark 18° 15' .9N. , 106° 33' .0E. 2. Mariners are advised to navigate with caution in the area. (WGS84 DATUM)