ADMIRALTY Vector Chart Service (AVCS)

ADMIRALTY Vector Chart Service (AVCS)

The ADMIRALTY Vector Chart Service (AVCS) provides the widest official ENC coverage available, enabling ships to navigate on ECDIS for the entirety of most major routes on a single chart service. This coverage includes 4,000 of the biggest ports worldwide, of which over 100 contain unique coverage.

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AVCS meets the latest mandated data protection standard from the International Hydrographic Organization (IHO), which helps to reduce the risk of both data piracy and the distribution of unofficial, dangerous data to mariners. The additional ADMIRALTY Information Overlay (AIO) aids navigators at the crucial passage planning stage.It contains ‚ÄčADMIRALTY paper chart Temporary and Preliminary Notices to Mariners (T&P NMs) where the information is not encoded into the underlying ENC. It also contains ENC Preliminary Notices to Mariners (EP NMs), which highlight navigationally significant differences between ENCs and ADMIRALTY paper charts.

AVCS is delivered in industry standard S-63 / S-57 formats, guaranteeing compatibility with all type-approved ECDIS sold today. Please follow this link to see complete list of specifications.

Key features offered in AVCS
• Global coverage, with more routes and ports than any other competing service
• 100% official ENCs with certification to aid Port State compliance
• Operates on all ECDIS makes
• Unique ADMIRALTY Information Overlay (AIO) for additional passage planning information
• Weekly updates available electronically
• Helps bridge officers to navigate safely and efficiently
Further technical information is available in these user guides
Download the AVCS User Guide
Download the ADMIRALTY Information Overlay (AIO) Version 2 User Guide
Download AIO Version 2 Frequently Asked Questions
Download Important Information for AVCS Users

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