Chart correction N15/20 — chart 44183
44183 7Ed. 2/8/14 LAST NM N14/20 N15/20 Delete Depth 5 meters 59°24′32.3″N 18°32′36.7″E Add Depth 4.3 meters 59°24′32.6″N 18°32′35.3″E Blue tint to depth contour (6-meter) 59°24′31.0″N 18°32′36.8″E (748(13876)19 Norrkoping)
Source: NGA U.S. Notice to Mariners · edition: 7Ed. 2/8/14
Reference information — always verify against official Notices to Mariners before navigation.