FEATURE SPOTLIGHT

Quick bridge calculators

ETA, TTG and fuel, rhumb line, great circle, CPA/TCPA, set and drift, compass error, amplitude/azimuth, squat/UKC and other routine bridge calculations.

How CaptainCalc helps

ETA, TTG and fuel, rhumb line, great circle, CPA/TCPA, set and drift, compass error, amplitude/azimuth, squat/UKC and other routine bridge calculations.

Follow the steps in the app

Quick bridge calculators

How CaptainCalc helps

Why it matters

ETA, TTG and fuel, rhumb line, great circle, CPA/TCPA, set and drift, compass error, amplitude/azimuth, squat/UKC and other routine bridge calculations.

How CaptainCalc helps

Quick bridge calculators keeps the important inputs, source details, warnings and saved result together, so you can understand what shaped the answer.

What you'll see

The screens below show the main parts of Quick bridge calculators and the result you can expect after completing the task.

What you need

Some tools need a completed vessel profile, installed offline data, an internet connection or Premium access. CaptainCalc tells you what is needed before you begin.

See the main screens

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Practical learning and web tools

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CaptainCalc is decision support. It never replaces approved stability data, loading computers, ECDIS, official publications, procedures or professional judgment.

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