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RYA Miles Calculator

Calculate your progress toward RYA Day Skipper, Coastal Skipper, and Yachtmaster Offshore qualifications. Free online tool with instant results.

Your Experience

Total nautical miles logged (coastal and offshore passages)

Miles sailed in tidal waters (50% requirement for Coastal/Offshore)

24-hour periods underway (minimum 4 hours per day counts)

Days with full command responsibility

Hours in full darkness (civil twilight ended)

Count of passages 60+ nautical miles

Passages crossing midnight

Your Qualification Progress

Progress updates automatically as you enter your experience

Day Skipper

Prerequisites

In Progress
Sea Miles 0 / 100

0.0% remaining

Days at Sea 0 / 5

0.0% remaining

Night Hours 0 / 4

0.0% remaining

Yachtmaster Coastal

Certification

In Progress
Sea Miles 0 / 800

0.0% remaining

Tidal Miles 0 / 400

0.0% remaining

Days at Sea 0 / 30

0.0% remaining

Skipper Days 0 / 2

0.0% remaining

Night Hours 0 / 12

0.0% remaining

Yachtmaster Offshore

Certification

In Progress
Sea Miles 0 / 2,500

0.0% remaining

Tidal Miles 0 / 1,250

0.0% remaining

Days at Sea 0 / 50

0.0% remaining

Skipper Days 0 / 5

0.0% remaining

60NM+ Passages 0 / 5

0.0% remaining

Overnight Passages 0 / 2

0.0% remaining

Night Hours 0 / 12

0.0% remaining

Track Automatically with Crew the Boat

Stop manually updating your calculator. Log passages once and see your progress update automatically toward all RYA qualifications.

Understanding RYA Requirements

The Royal Yachting Association (RYA) sets specific experience requirements for each qualification level. These milestones ensure you have the practical knowledge and sea time needed for safe passage-making.

Day Skipper

  • 100 miles minimum
  • 5 days at sea
  • 4 night hours

Entry-level skipper qualification for familiar waters in daylight.

Coastal Skipper

  • 800 miles (30 days)
  • 2 days as skipper
  • 12 night hours
  • 50% tidal waters

Coastal cruising within 60 miles of safe haven.

Yachtmaster Offshore

  • 2,500 miles (50 days)
  • 5 days as skipper
  • 5 passages over 60NM
  • 2 overnight passages
  • 12 night hours

Offshore passages beyond coastal waters.

Read Complete Guide

Frequently Asked Questions

How many miles do I need for Yachtmaster Offshore?

2,500 nautical miles minimum, including 50 days at sea (5 as skipper), 5 passages over 60 nautical miles, 2 overnight passages, 12 night hours, and experience in both tidal and non-tidal waters.

What counts as a 'day at sea'?

A day at sea is a 24-hour period (crossing midnight). Shorter passages of 4+ hours can count toward your total, with multiple short passages combining to equal one day.

Do I need 50% tidal miles?

Yes, for Yachtmaster Coastal and Offshore, at least half your qualifying miles must be in tidal waters. This ensures you have experience with tidal planning and navigation.

Can I track my progress automatically?

Yes! Create a free Crew the Boat account to log passages and track your progress automatically. Your calculator values will pre-populate from your logbook data.