Chart correction 3087* — chart 30

Chart 30 (INT 1722) [ previous update 1857/26 ] ETRS89 DATUM Insert legend, UMS Trial Area, centred on: 50° 20´·852N., 4° 07´·663W. 50° 19´·554N., 4° 09´·444W. 50° 18´·710N., 4° 12´·419W. maritime limit, pecked line, joining: (a) 50° 20´·290N., 4° 11´·250W. (b) 50° 20´·290N., 4° 10´·080W. (c) 50° 19´·600N., 4° 11´·300W. (d) 50° 19´·750N., 4° 11´·700W. and 50° 20´·715N., 4° 07´·956W. 50° 21´·063N., 4° 07´·600W. legend, UMS Trial Area, within: (a)-(d) above the accompanying note, UNMANNED MARINE SYSTEMS, centred on: 50° 20´·601N., 4° 05´·080W.

Source: UKHO Admiralty Notices to Mariners

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