Chart correction N19/20 — chart 54480
54480 9Ed. 12/29/12 LAST NM N17/20 N19/20 Add Buoy (mooring) [Q41.1] Y, Fl(4) Y 10s with legend “(3 buoys)” 36°46.6′N 34°41.5′E Anchorage area “No 1” [N12.2] bound by purple dashed line joining 36°46.0′N 34°38.0′E 36°46.0′N 34°39.3′E 36°40.0′N 34°39.3′E 36°40.0′N 34°35.0′E 36°41.0′N 34°35.0′E (43(205)19 Istanbul; UKHO ARCS 2101-0)
Source: NGA U.S. Notice to Mariners · edition: 9Ed. 12/29/12
Reference information — always verify against official Notices to Mariners before navigation.