Chart correction N31/20 — chart 95173
95173 3Ed. 2/5/11 LAST NM N30/20 N31/20 Delete Depth 6.9 meters 37°56′52″N 128°47′19″E Depth 10.1 meters 37°56′58″N 128°47′18″E Change Range of light to 8M 38°00′25″N 128°43′59″E Light to Fl R 4s 12m 8M 37°58′42″N 128°45′50″E Light to Fl R 5s 11m 8M, Fl G 5s 10m 9M 37°58′11″N 128°45′57″E Add Depth 14.9 meters Fish haven [K46.2] 37°57′26″N 128°47′42″E Depth 2.9 meters, R [J9.1] 37°56′54″N 128°47′15″E and extend depth contour (5-meter) NE to enclose Depth 4.5 meters enclosed by depth contour (5-meter) centered 37°56′55″N 128°47′23″E (35(521)12, 13(164), 18(263)16, 1(10), 31(527)17, 36(699)18, 3(63)19 Busan; KOR CH 6207; KOR LL)
Source: NGA U.S. Notice to Mariners · edition: 3Ed. 2/5/11
Reference information — always verify against official Notices to Mariners before navigation.