Sextant mastery
Everything the sextant can teach: its anatomy in 3D, the double-reflection optics, hunting its three errors, swinging real sights, and reading the stars at twilight. Our own syllabus, designed for this platform — deliberately not mapped to any RYA course. Not affiliated with or endorsed by the RYA. Your revision book collects notes across every course.
This is a paid course — £9.99/$9.99, or everything for £49.99/$49.99. Browse the lesson list freely; lessons unlock on purchase.
Unlock →Where this sits
Custom course — not an RYA course- Assumes:
- Curiosity. Some ocean-astro overlap, but it stands alone.
- You’ll be able to:
- Master the sextant end to end, beginner to stars.
This platform’s own syllabus — deliberately not mapped to any RYA course, and not affiliated with or endorsed by the RYA.
Unit 1 of 4
Know your instrument
Unit 2 of 4
Tame the errors
Unit 3 of 4
Take real sights
Unit 4 of 4
Expert — stars and the day’s work
15 lessons. Lessons shared with other courses carry their progress with them.