Chart-Work
Presentation Presentation Review Review
Introduction Latitude, Longitude Tool Box Dividers / Compass Plotters Portland Breton Parallel Ruler Roller Triangles Compass Ships Handheld
Chart work is a skill requiring accuracy and precision. The safety of vessel depends upon the quality and reliability of chart plotting. Hence navigators doing chart plotting should do it with utmost care and attention. A wrong course line or position fix will mislead where the vessel is placed and is likely to make way for accidents.  The presentation will cover the following topics.
Marking Plotting Symbols Cocked hat Calculations Distance Speed Time Variation Deviation Tidal information Diamond Tables Sextant