Chart correction N46/20 — chart 52183
52183 10Ed. 11/26/16 LAST NM N43/20 N46/20 Delete Purple composite line (submarine cable area limit) joining 37°17′25.7″N 9°52′30.9″E 37°17′50.5″N 9°53′33.5″E 37°18′01.9″N 9°53′42.8″E 37°18′37.0″N 9°53′42.0″E Add Purple composite line (submarine cable area limit) [L30.2] between 37°17′26.0″N 9°52′30.5″E 37°18′37.0″N 9°53′42.0″E (46(145)19 Brest)
Source: NGA U.S. Notice to Mariners · edition: 10Ed. 11/26/16
Reference information — always verify against official Notices to Mariners before navigation.