Chart correction 4617 — chart 953
Chart 953 (Panel, Civitavecchia) [ previous update New Edition 02/07/2026 ] WGS84 DATUM Insert the accompanying block B, centred on: 42° 05´·7N., 11° 46´·6E.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.