Chart correction N33/23 — chart 44367
44367 3Ed. 09/28/13 LAST NM N12/23 N33/23 Change Characteristic of range beacons to 2 FG 60°28′52″N 26°58′24″E (17(120)23 Helsinki)
Source: NGA U.S. Notice to Mariners · edition: 3Ed. 09/28/13
Reference information — always verify against official Notices to Mariners before navigation.