Chart correction 4851 — chart 2860

Chart 2860 [ previous update 4823/26 ] NAD83 DATUM Delete GfFl.Y.20s 'SP1' 40° 59´·0N., 71° 14´·2W. GfFl.Y.20s 'SP2' 41° 00´·5N., 71° 13´·3W.

Source: UKHO Admiralty Notices to Mariners

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