Chart correction N50/21 — chart 44326
44326 1Ed. 03/29/14 LAST NM N49/21 N50/21 Delete Depth 11 meters 60°19.16′N 22°04.74′E Add Depth 4.9 meters, blue tint, and enclosing depth contour (10-meter) centered 60°19.19′N 22°04.66′E (29(263)21 Helsinki)
Source: NGA U.S. Notice to Mariners · edition: 1Ed. 03/29/14
Reference information — always verify against official Notices to Mariners before navigation.