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" ... the sun. More Accurate Computations. — A more accurate determination of the phases as visible at any point of the earth's surface may be obtained from the Besselian elements which are given for every ten minutes of Greenwich mean time. Their geometric... "
Elements of Astronomy ...: With Explanatory Notes, and Questions for Examination - Page 50
by John Brocklesby - 1855 - 321 pages
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Elements of Astronomy, for Schools and Academies with Explanatory Notes, and ...

John Brocklesby - 1872 - 374 pages
...into two equal parts towards the east and west. For this reason this circle is called the merid1an circle, because when the sun, in his apparent diurnal...is also a circle, called the celestial equator, or equinoctia^ Thus, in Fig. 18, EQ is the equator, and E'Q1 the celestial equator. They appear as straight...
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Miscellaneous Documents: 30th Congress, 1st Session - 49th ..., Volume 9

United States. Congress. House - United States - 1885 - 558 pages
...ten minutes of Greenwich mean time. Their geometric signification is as follows: — Let us imagine a plane passing through the centre of the earth, perpendicular to the right line joining the centres of the sun and moon. This latter line is the axis of the moon's shadow,...
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The American Ephemeris and Nautical Almanac

United States Naval Observatory. Nautical Almanac Office - Nautical almanacs - 1887 - 556 pages
...minutes of Greenwich mea i time. Their geometric sig:iificatioii is as follows: — Let us imagine a plane passing through the centre of the earth, perpendicular to the right line joining the centres of the sun and moon This latter lire is the axis of the moon's shadow,...
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Congressional Serial Set

United States - 1895 - 578 pages
...ten minutes of Greenwich mean time. Their geometric signification is as follows: — Let us imagine a plane passing through the centre of the earth, perpendicular to the right line joining the centres of the sun and moon. This latter line is the axis of the moon's shadow,...
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Congressional Serial Set

United States - 1898 - 580 pages
...ten minutes of Greenwich mean time. Their geometric signification is as follows: — Let us imagine a plane passing through the centre of the earth, perpendicular to the right line joining the centres of the sun and moon. This latter line is the axis of the moon's shadow,...
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The New International Encyclopaedia, Volume 10

Daniel Coit Gilman, Harry Thurston Peck, Frank Moore Colby - Encyclopedias and dictionaries - 1906 - 926 pages
...call this the sensible horizon, distinguishing it from the rational horizon, ie the circle formed by a plane passing through the centre of the earth, perpendicular to the plumb-line, and produced to meet the heavens. (2) A term in geology, referring to a bed or beds which...
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The New International Encyclopæeia, Volume 10

Daniel Coit Gilman, Harry Thurston Peck, Frank Moore Colby - Encyclopedias and dictionaries - 1909 - 956 pages
...call this the sensible horizon, distinguishing it from the rational horizon, ie the circle formed by a plane passing through the centre of the earth, perpendicular to the plumb-line, and produced to meet the heavens. (2) A term in geology, referring to a bed or beds which...
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The American Ephemeris and Nautical Almanac

United States Naval Observatory. Nautical Almanac Office - Nautical almanacs - 1890 - 558 pages
...ten minutes of Greenwich mean time. Their geometric signification is as follows: — Let us imagine a plane passing through the centre of the earth, perpendicular to the right line joining the centres of the sun and moon. This latter line is the axis of the moon's shadow,...
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