Chart correction N37/20 — chart 37222
37222 15Ed. 5/12/18 LAST NM N35/20 N37/20 Relocate Buoy “O 42” from 53°28.80′N 6°53.49′E to 53°28.76′N 6°53.95′E Buoy “O 39” from 53°28.88′N 6°53.26′E to 53°28.88′N 6°53.73′E Buoy “O 52” from 53°25.67′N 6°56.24′E to 53°25.60′N 6°57.07′E Add Depth 9.1 meters 53°28.32′N 6°50.57′E Depth 9.4 meters 53°28.59′N 6°49.61′E Depth 8.8 meters 53°29.15′N 6°48.27′E Depth 1.7 meters 53°33.09′N 6°38.48′E and extend depth contour (5-meter) N to enclose (27-28(90, 1110), 29-30(90, 91)20 Hamburg)
Source: NGA U.S. Notice to Mariners · edition: 15Ed. 5/12/18
Reference information — always verify against official Notices to Mariners before navigation.