chart work

Distance

Nautical Mile/One Minute of Latitude We know that we measure in degrees (°), minutes (’) and seconds (ʺ)  or decimals of a minute. One minute of latitude is equal to one nautical mile (1,852 metres or 1.852 kilometres). TIP: You MUST measure distance from the latitude scale adjacent to the area you are working in …

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Latitude

What do the Co-ordinates Mean? To find an exact position on Earth we must have two coordinates: Latitude and Longitude. Latitude and longitude are the lines that are drawn on charts (and maps). It is standard practice (and easier) to decimalise the minutes in order to use formulas for navigation. Latitude The equator: An imaginary …

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Navigation Tool Kit

A SisterShip Training Pouch with everything you need   A stylish SisterShip pouch to hold all your chart work tools. Left sliding around in your nav station draw they can quickly become damaged and scratched. The pouch contains: Portland plotter, brass dividers, pencil compass, pencils, eraser, sharpener –  all in one handy, protective, custom-made, (and …

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Introduction to Coastal Navigation Course

Calling all boaters SisterShip/Partnership Training is coming to Moreton Bay AND Sydney AND Port Stephens Moreton Bay: 21st and 22nd September at the stunning Moreton Bay Trailer Boat Club: 34 Fairlead Cres, Manly QLD 4179 2. Sydney: 12th and 13th October at Pantaenius Sail and Motor Yacht Insurance,  33/6 Jubilee Ave, Warriewood NSW 2102 3. Port …

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