单词 | solar parallax |
例句 | Since the transit of Venus, of 1874, the determination of the solar parallax has not been very much improved. Scientific American Supplement, No. 648, June 2, 1888. 2011-12-26T03:00:15.410Z It was at Ascension that Mr, afterwards Sir, David Gill determined, in 1877, the solar parallax. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 7 "Arundel, Thomas" to "Athens" He made a near approximation to the solar parallax by means of researches on the parallax of Mars, and investigated some irregularities of the Moon’s motion. The Astronomy of Milton's 'Paradise Lost' Co-operation arranged of fifty-eight observatories in measures of Eros for solar parallax. A Popular History of Astronomy During the Nineteenth Century Fourth Edition It had become astronomically famous a few years before by Gill's observations of the position of Mars to determine the solar parallax. The Reminiscences of an Astronomer Observation assigns the numerical value of these perturbations; theory, on the other hand, unfolds the general mathematical relation which connects them with the solar parallax, and with other known elements. Biographies of Distinguished Scientific Men It was accordingly necessary to find the general formula of perturbations of this nature, in order to be able, as in the case of the solar parallax, to eliminate the unknown quantity. Biographies of Distinguished Scientific Men |
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