RYA Coastal Skipper/Yachtmaster Offshore - Navathome!
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RYA Coastal Skipper /
Yachtmaster Offshore

Theory Course

RYA Coastal Skipper/Yachtmaster Offshore
Theory Course

Get Instant Access £315

  • Fully Animated & Interactive Lessons
  • Multi Device Support
  • Study At Your Own Pace
  • Proven Pass Rate
  • No Classroom Pressure
  • MCA & RYA recognised
  • Lifetime Access To Revision Material
  • Plotter & Dividers - Additional £15
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Navigate By Day & Night

Gain essential skills to navigate coastal waters by day and night. From mastering charts and navigating with precision to understanding tides, position fixing, course calculation, weather forecasting, meteorology and navigation aids, this course equips you with the knowledge and practical skills needed for coastal sailing.

Is this course right for you?

The RYA Coastal Skipper course is designed for sailors who already have a foundation knowledge of navigation, tides, and basic seamanship skills gained with the completion of the RYA Day Skipper course.


The RYA Coastal Skipper/Yachtmaster Offshore theory course is designed to meet the requirements for attendance onto the RYA Coastal Skipper practical course and the RYA/MCA Yachtmaster Coastal and Yachtmaster Offshore Certificate of Competence Examinations. In order to enrol onto this course, you must have previously completed the RYA Day Skipper theory or alternatively, if you have not formalised your existing knowledge you can complete our Fastrack to RYA Coastal Skipper/Yachtmaster theory Course.

The course is approximately 50-60 hours of study, followed by an assessment consisting of three parts: IRPCS (1.5 hours), Chartwork (2 hours), and Passage Making (3.5 hours). You have the flexibility to take the assessment in one sitting, or as three separate papers.

Upon successful completion, this course awards the RYA/MCA Coastal Skipper/Yachtmaster Offshore Shorebased theory certificate.

This course is suitable for commercial endorsement by having your assessment invigilated.

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‘What sets the course apart is the responsiveness of the support team should you have any questions.’ ‘All in all a super convenient and very efficient way to pass the RYA theory examinations.’

RYA Coastal Skipper/Yachtmaster Offshore

Chart basics:

  • How to use the chart and check chart datum.
  • Checking and making chart corrections.
  • Different types of charts for various situations.

Compass variation and deviation:

  • Variation and deviation explained using animated drawings and sketches.
  • Solving problems of healing error and dip.

All about tides:

  • Tidal terminology.
  • Using tide tables advanced.
  • Using and working out secondary port information.
  • Using and applying time zones.
  • Tidal stream and the tidal stream atlas.
  • Working with tidal diamonds.
  • Using the computations of rates graph.
  • Simplifying multiple tidal vectors.

Position fixing:

  • Dead reckoning and working up an estimated position taking into account tides and leeway.
  • Techniques for visual fixing.

Course to steer :

  • Plotting a compass course to steer taking into account tides, leeway, time zones and computation of rates.

Electronic aids to navigation:

  • Including the free Navathome radar simulator, use of GPS, chart navigation systems, AIS and much more.

Collision regulations:

  • Including lights, shapes, collision avoidance, quizzes, example yacht and motor switchboards for using the correct lights plus all that is needed to understand the rules.

Passage planning:

  • Planning routes, routines and watch systems.
  • Execution and monitoring a passage.

Visual aids to navigation:

  • Buoyage and lights.
  • Leading lines and lights.
  • Distance off by rising and dipping.

Safety at Sea:

  • Essential safety practices and equipment onboard.
  • Handling life rafts, life jackets, and flares.
  • Mayday calls and communication during emergency situations.


  • Including using synoptic charts, weather patterns, causes of fog and much more.


All courses are completed online, study at your own pace, from anywhere in the world.


Our goal is to assist you by addressing common questions and offering valuable information about our courses and services. If you’re unable to find the specific answer you’re seeking, we encourage you to reach out to our dedicated team. We are always ready to provide further assistance and support.