Chart correction N20/21 — chart 37228

37228 15Ed. 2/16/13 LAST NM N18/21 N20/21 Delete Purple composite line (prohibited area limit) joining 53°51′54.9″N 9°00′26.6″E 53°51′32.5″N 9°00′45.6″E 53°52′08.4″N 9°03′00.4″E 53°52′12.4″N 9°02′57.3″E Anchorage area in vicinity 53°51′52.0″N 9°16′39.7″E (See N11/21) Add Buoy “56/Reede” R, pillar, Oc(2) R 9s 53°52′14.4″N 9°03′03.6″E Buoy “54/Reede” R, pillar, Fl R 4s 53°51′48.6″N 9°01′31.8″E Purple composite line (prohibited area limit) [N2.2] joining 53°51′54.9″N 9°00′26.6″E 53°52′04.8″N 9°01′18.6″E 53°52′27.0″N 9°02′44.6″E Purple dashed line (anchorage area limit) [N12.1] joining 53°51′35.0″N 9°00′43.5″E 53°51′48.6″N 9°01′31.8″E 53°52′04.8″N 9°01′18.6″E Purple dashed line (anchorage area limit) [N12.1] between 53°51′48.6″N 9°01′31.6″E 53°52′12.6″N 9°02′57.5″E (11(1610, 1620, 1630)21 Hamburg)

Source: NGA U.S. Notice to Mariners · edition: 15Ed. 2/16/13

Reference information — always verify against official Notices to Mariners before navigation.