We use cookies to enhance your experience on our website. By continuing to use our website, you are agreeing to our use of cookies. You can change your cookie settings at any time.ContinueFind out more
The angular distance of the moon from the sun, a planet, or a star, used in finding longitude at sea.
‘For some years he had maintained a strong interest in, and advocacy of, the method of lunar distances for determining longitude.’
‘He proposed the method of lunar distances to determine longitude which was an important proposal.’
‘Mayer's method of determining longitude by lunar distances and a formula for correcting errors in longitude due to atmospheric refraction were published in 1770 after his death.’
‘During his editorship, Lalande added accurate tables of lunar distances from stars which were valuable in navigation.’
‘Not by accident, he used Harrison's chronometer and lunar distances to calculate longitudes accurately.’