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C-Map CM93 Information

C-MAP Professional+

C-MAP Professional C-MAP Update Service Zones, Areas and Cells Purchase vs. Subscription

C-MAP Professional+ is an innovative and dynamic worldwide vector chart database produced by Jeppesen Marine, and is mostly derived from paper charts. The coverage is continuously being expanded and new kinds of supplementary data are frequently added the product.

This product is distributed in the Jeppesen’s DNV type approved SENC format, CM-93/3. SENC distribution makes the chart data available and secure in a data format ready to be used on the ECDIS/ECS, and is supported by the majority of system brands on the marked. Professional+ is delivered on one DVD.

NAM022 SD -
U.S. East Coast & Bahamas
NAM027 SD -
Central America & Caribbean
NAC306 NT -

NAM022 U.S. East Coast & Bahamas

NAM027 SD Central America And The Caribb

NAC306 NT Bahamas

C-MAP Professional

C-MAP Professional is the predecessor to Professional+. Professional has a limited chart portfolio that has not been expanded since 2006. Supplementary data is not available due to space limitations. Professional is delivered on one CD.

C-MAP Update Service

Depending on your requirements, technical outfit and communication capacity, you can choose different options to keep your onboard databases updated. It is important that you keep your Professional/Professional+ database updated on a frequent basis.

Jeppesen CM93 Updating Matrix

Note: The chart subscription fee includes unlimited use of the C-MAP Update Service with the exception of the airtime cost.

Zones, Areas and Cells

The license structure is based on Zones, Areas and Cells. You may “Subscribe” or “Purchase” Zones, Areas or Cells. This allows customers to order coverage in accordance with individual needs.

The entire world is divided into 9 zones, and each zone is divided into several areas. Additionally some special areas are defined. The special areas contain some major shipping routes, and may include parts from several zones and areas.

Chart coverage available for subscriptions can be worldwide or any combination of zones and areas.

Some zones are divided into cells (4X4 degrees), and these cells are only for purchase (not for subscription).

Jeppesen Zone Map

Zone 1 - Northern Europe

Zone 2 - Mediterranean Sea

Zone 3 - Coast of Western and Southern Africa

Zone 4 - Arctic coast of Europe and Asia, Sea of Okhotsk and Kamchatka

Zone 5 - Western Indian Ocean, Suez Channel, Red Sea, Arabian Sea and The Gulf

Zone 6 - Coast of China, Koreaand Japan

Zone 7 - Indonesia, Australia, New Zealand and Oceania

Zone 8 - Coast of North and Central America, Gulf of Mexico and Caribbean Sea

Zone 9 - South American coast

C-Map CM93 - Purchase vs. Subscription

The CM-93 charts are available two ways. As a "One Time purchase” or "subscription" service. The breakdown as follows:

One-Time Purchase:

Your license never expires. No free updates. The updates run 50% of the purchase price.

First Zone: US$ 5,200.00 Updates: US$ 2,600.00
Additional Zones: US$ 1,040.00 Updates: US$ 1,040.00

Your cost after purchase and one update a year later:

1st Zone: 5,200 + 2,600 = $ 7,800
2nd Zone: 1,040 +   720 = $ 1,760


The license is for one year. After 1 year the charts will expire and not be useable unless you renew the license subscription. You get free online updates whenever you want and are sent 3 updates CD's. They are sent in January, May and September. There is a charge of US$7.00 per CD.

First Zone: US$2,600.00 Continuous Updates: US$ 0.00
Additional Zones: US$  520.00 Continuous Updates: US$ 0.00

Your cost after purchase and one update a year later:

1st Zone: 2,600 + 2,600 = $ 5,200
2nd Zone:    520 +    520 = $ 1,040

The Subscription approach is less money up front, more frequent updates and flexibility if you want to change in the future because you don’t "buy" the charts.

Alternatively, you can “purchase” a zone one time and then do annual updates as desired.