Chart correction N51/20 — chart 44442

44442 2Ed. 6/7/14 LAST NM N47/20 N51/20 Add Light Dir Iso WRG 2s 10m 2M with sectors green 167.5°-169.5°, white-171.5°, red-173.5° 56°31′22.1″N 20°58′41.4″E (11(279-281)20 Riga)

Source: NGA U.S. Notice to Mariners · edition: 2Ed. 6/7/14

Reference information — always verify against official Notices to Mariners before navigation.