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A Collection of Tables and Formulae Useful in Geodesy and Practical Astronomy, Including Elements for the Projection of Maps

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A Collection of Tables and Formulae Useful in Geodesy and Practical Astronomy, Including Elements for the Projection of Maps - Lee, Thomas Jefferson
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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1849 edition. Excerpt: ...Gregorian year. It cannot be immediately obtained from observation, but is always deduced from apparent time by the aid of the equation of time, which is the angular distance, in time, between the mean and true sun; or mean solar time = apparent solar time 5; equation of time. Sidereal Time is the ...

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