Chart correction 52/20 — chart 43375
43375 7Ed. 8/22/92 LAST NM 42/20 52/20 Change Characteristic of buoy “2” to Fl G 2s 58°16′08″N 11°16′12″E Period of buoy “1” to 2s 58°16′28″N 11°15′27″E (621(11617)16 Norrkoping)
Source: NGA U.S. Notice to Mariners · edition: 7Ed. 8/22/92
Reference information — always verify against official Notices to Mariners before navigation.