Chart correction N48/22 — chart 37401
37401 10Ed. 03/11/17 LAST NM N47/22 N48/22 Change Rear range light to Dir Oc WRG 4s 33m, Dir Oc W 4s 3M (Day) 46°09′27″N 1°14′29″W (40(52)22 Brest)
Source: NGA U.S. Notice to Mariners · edition: 10Ed. 03/11/17
Reference information — always verify against official Notices to Mariners before navigation.