Chart correction N30/23 — chart 63053
63053 6Ed. 09/28/19 LAST NM N11/22 N30/23 Change Characteristic of buoy "Fairway" to Fl W 7s 24°43′08″N 66°55′52″E Characteristic of buoy "S1" to Fl G 24°43′50″N 66°56′37″E Characteristic of buoy "P2" to Fl R 24°43′55″N 66°56′27″E Period of buoy to 7.5s 24°46′25″N 66°56′58″E Characteristic of buoy to Fl W 5s 24°46′02″N 66°58′12″E Characteristic of buoy to Fl W 7.5s 24°46′50″N 66°55′56″E (19(59)23 Karachi)
Source: NGA U.S. Notice to Mariners · edition: 6Ed. 09/28/19
Reference information — always verify against official Notices to Mariners before navigation.