Dilution of Precision Scale
Table of HDOP ranges and their associated meanings. When establishing the accuracy...
Download category(ies): Day Skipper Theory, Knowing where you are!
Pilotage Notes
Notes captured whilst planning pilotage from the anchorage in Martyns Bay to...
Download category(ies): Day Skipper Theory, Getting In and Out of Harbour
Adjustments for Variation
This handy mnemonic helps us remember which way to apply adjustments for bearings....
Download category(ies): Day Skipper Theory, Knowing where you are!, Passage Planning and Making, Plotting Positions
Barometric Pressure Change Meanings
A list containing the common weather scenarios that can be interpreted from...
Download category(ies): Day Skipper Theory, Free Downloads, Sailing Essentials, Weather (Meteorology)
Weather Broadcasts and Maritime Safety Information
Her Majesty’s Coastguard is responsible in the UK for broadcasting marine...
Download category(ies): Day Skipper Theory, Free Downloads, Sailing Essentials, Weather (Meteorology)
Notices to Mariners - RYA 3 & 4
Artificial Notice to Mariners for chart corrections to RYA Training Charts...
Download category(ies): Day Skipper Theory, How to read the map!
Weather Forecast Capture Sheet
A worksheet for capturing weather forecast information to help interpret and...
Download category(ies): Day Skipper Theory, Free Downloads, Sailing Essentials, Weather (Meteorology)
Beaufort Scale
Details of the wind strength and other expected conditions for each Beaufort...
Download category(ies): Day Skipper Theory, Free Downloads, Sailing Essentials, Weather (Meteorology)
How to plot a Course to Steer
This is a step-by-step guide showing how to plot a preemptive Course to Steer....
Download category(ies): Day Skipper Theory, Free Downloads, Passage Planning and Making
How to plot an Estimated Position
A step-by-step guide showing how to plot an Estimated Position. This chart...
Download category(ies): Day Skipper Theory, Example Downloads, Free Downloads, Plotting Positions
How to plot Dead Reckoning
A step-by-step guide showing how to plot Dead Reckoning. This chart plotting...
Download category(ies): Day Skipper Theory, Example Downloads, Free Downloads, Plotting Positions
Chart Annotations
Standard annotations for use when navigating using charts or chart plotters....
Download category(ies): Day Skipper Theory, Example Downloads, Free Downloads, Passage Planning and Making, Plotting Positions