Chart correction N47/20 — chart 37228
37228 15Ed. 2/16/13 LAST NM N46/20 N47/20 Delete Depth contour (5-meter) between 53°51′32.3″N 8°55′48.0″E 53°51′39.5″N 8°57′38.4″E Depth 7.8 meters 53°51′21.8″N 8°55′51.2″E Depth 7.1 meters 53°51′25.4″N 8°55′59.9″E Depth 7.5 meters 53°51′25.8″N 8°56′35.1″E Depth 5.9 meters 53°51′34.2″N 8°57′13.3″E Depth 6.7 meters 53°51′31.3″N 8°56′43.6″E Depth 5.7 meters 53°51′29.3″N 8°56′56.7″E Add Depth contour (5-meter) joining 53°51′21.4″N 8°55′48.0″E 53°51′21.4″N 8°56′01.8″E 53°51′29.6″N 8°57′05.9″E 53°51′39.5″N 8°57′38.4″E Depth 0.8 meter 53°45′40.2″N 9°25′07.2″E (40(1640)20 Hamburg; DEU CH 46)
Source: NGA U.S. Notice to Mariners · edition: 15Ed. 2/16/13
Reference information — always verify against official Notices to Mariners before navigation.