Chart correction N2/21 — chart 42762
42762 4Ed. 3/5/11 LAST NM N24/20 N2/21 (Plan) Add Buoy BY, pillar, double cone topmark points upward, QW [Q130.3] 69°16′36″N 33°28′07″E (48(4594)20 St. Petersburg)
Source: NGA U.S. Notice to Mariners · edition: 4Ed. 3/5/11
Reference information — always verify against official Notices to Mariners before navigation.