What is an Imray chart?
Imray charts are ideal for small craft. Buy Imray charts now. Next. Nautical charts for leisure sailors. Our skilled cartographers customise the latest official data from international Hydrographic Offices including UKHO, SHOM, BSH to show the most relevant information for leisure and small craft sailors.
What is the difference between Admiralty and Imray charts?
Difference between Imray Charts and Admiralty Charts Admiralty charts are in great detail and are not waterproofed. This makes it easier to do detailed non-electronic navigation. On the other hand, Imray charts are mostly intended for leisure use as they are a little less detailed and are made out of waterproof paper.
How do I use Imray charts app?
Tap a current arrow to see the bearing, speed, date and time in the top display. Move forwards and backwards in time using the time display at the bottom left of the screen. Tap the cursor to see a coordinate. Use the cursor menu to add position, destination and waypoint indicators to the chart view.
What map do sailors use?
Nautical charts
Nautical charts are a special type of map specifically tailored to the needs of marine navigation. Charts show water depths and the delineation of shoreline, prominent topographic features and landmarks, aids to navigation, and other navigational information.
What does the scale 1 50000 mean on a nautical chart?
If the scale is 1:50,000 you know that, in real terms, the island is 50,000 inches from your position. That’s about 0.68 nautical miles. Remember, one mile equals about 0.869 nautical miles. One nautical mile = about 1.15 miles.
What is a NGA chart?
National Geospatial-Intelligence Agency charts, or NGAs, provide commercial and recreational mariners with navigational information for international waters. OceanGrafix charts serve as a valuable complement to electronic systems — and critical back up when the unexpected happens.
How long is Navionics free trial?
two weeks
The free trial within the Boating Marine app is two weeks. With your free trial you have access to download and update Nautical Chart & SonarChart™ as well as access Advanced Features, such as Navigation Module, Advanced Map Options and Dock-to-dock Autorouting.
What does green mean on a nautical chart?
Green. Areas in green have water covering them at high tide, but will be exposed during low tide. Obviously, you’ll want to be very careful around these areas when driving your boat nearby. These are typically sandbars, shallow islands, or even oyster bars.
How often are Imray charts updated?
Every spring, we publish chartlets of East Coast rivers based on Trinity House surveys. Imray pilot books are updated and corrected at frequent intervals via downloadable supplements.
What is the difference between nautical chart and a map?
Because of its critical importance in promoting safe navigation, the nautical chart has a certain level of legal standing and authority. A map, on the other hand, is a reference guide showing predetermined routes like roads and highways. Nautical charts provide detailed information on hidden dangers to navigation.
Are nautical charts available as print on demand?
Norwegian Hydrographic Service (NHS) nautical charts are available as Print on Demand charts (POD). NHS nautical charts are continuously updated, so when you order these, they are corrected according to the most recent Notices to Mariners. As we are an authorised NHS distributor, the charts can be printed in our office.
Where can I get a nautical chart from NHS?
NHS nautical charts are continuously updated, so when you order these, they are corrected according to the most recent Notices to Mariners. As we are an authorised NHS distributor, the charts can be printed in our office. Norway Chart – 1 Oslofjorden.
What are the charts in the North Sea series?
This series includes charts of the North Sea, the Norwegian Sea, the Barents Sea, the Greenland Sea, the North Atlantic Ocean and areas in the Antarctic waters. All charts in this series are produced us ing a Mercator projection. The scales vary from 1:700 000 to 1:10 000 000.
What is the scale on the 12 coastal charts?
The scale on the 12 Coastal Charts varies from 1:200 000 to 1:350 000, and the chart datum is WGS84. The series cover the Norwegian coast from the border with Sweden to Grense Jakobselv (the border with Russia).