Chart correction N23/23 — chart 37222

37222  15Ed.  05/12/18  LAST  NM  N19/23  N23/23 Delete Designation "F 12" from buoy   53°35.84′N  6°50.08′E Drying height 1.5 meters   53°36.49′N  6°50.07′E Relocate Buoy "F 12" from 53°36.48′N  6°49.94′E to   53°36.38′N  6°49.98′E Buoy "F 14a" from 53°36.74′N  6°50.29′E to   53°36.66′N  6°49.81′E Buoy "F 14" from 53°36.53′N  6°50.24′E to   53°36.51′N  6°49.87′E Buoy "F 12a" from 53°36.19′N  6°50.15′E to   53°36.20′N  6°50.01′E and delete designation Add Buoy R, spar   53°35.97′N  6°50.03′E Depth contour (0-meter) joining   53°36.71′N  6°49.68′E   53°36.64′N  6°49.79′E   53°36.53′N  6°49.84′E   53°36.45′N  6°49.95′E   53°36.19′N  6°50.07′E and delete drying tint and depth contour (0-meter) E of above depth contour Depth 2.7 meters   53°36.63′N  6°50.12′E Depth 4.5 meters   53°36.39′N  6°50.16′E Depth 3.5 meters   53°36.81′N  6°49.97′E and extend depth contour (5-meter) NW to enclose (20(1110)23 Hamburg; DEU CH 1160)

Source: NGA U.S. Notice to Mariners · edition: 15Ed. 05/12/18

Reference information — always verify against official Notices to Mariners before navigation.