How To Calculate Compass Error by Amplitude of the Sun

Friday, January 6th, 2017 at 23:08 | by Alistair Baillie

How To Calculate Compass Error by Amplitude of the Sun! A short video where I explain how to calculate a ships Gyro compass error from a bearing of the Sun using the amplitude method.

Ask any questions in the comments – I’ll do my best to answer them.

Pro Forma: Amplitude Pro Forma

NOTE: This video makes use of selected pages from the British Admiralty Nautical Almanac (Admiralty Publication NP314). The example uses the 2016 version of the publication so if you’re doing the calculation for a different year the numbers won’t be the same.

Opening Tune: Good Starts by Jingle Punks

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