Chart correction 1594 — chart 4217

Chart 4217 [ previous update 2403/23 ] SIRGAS DATUM Insert submarine cable, É, joining: 18° 26´·40S., 70° 27´·50W. 18° 25´·60S., 70° 25´·50W.

Source: UKHO Admiralty Notices to Mariners

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