Chart correction 642 — chart 4245

Chart 4245 [ previous update 565/23 ] PSAD56 DATUM Insert depth, 42 (a) 37° 05´·2S., 73° 30´·9W. Delete depth, 7, close SW of: (a) above .ED and associated legend Roc.Cockatrice 37° 04´·9S., 73° 35´·1W. . and associated legend Roc.Hector 37° 07´·1S., 73° 35´·2W.

Source: UKHO Admiralty Notices to Mariners

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