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" A column of hourly differences enables the computer to obtain the sun's longitude for any hour from noon. The hourly differences of the logarithm of the radius vector are likewise given. The latitude is referred to the ecliptic of the date. "
The American Ephemeris and Nautical Almanac - Page 702
by United States Naval Observatory. Nautical Almanac Office - 1911
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Miscellaneous Documents: 30th Congress, 1st Session - 49th ..., Volume 9

United States. Congress. House - 1885 - 558 pages
...logarithm of the radius vector are likewise given. The latitude is referred to the ecliptic of the date. The last column on page III contains the Mean Time...minutes and seconds after Greenwich mean noon when the first point ot Aries passes the meridian of Greenwich. It may bo reduced to any meridian by interpolating...
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Congressional Serial Set

1895 - 578 pages
...logarithm of the radius vector are likewise given. The latitude is referred to the ecliptic of the date. The last column on page III contains the Mean Time...minutes and seconds after Greenwich mean noon when the first point of Aries passes the meridian of Greenwich. It may be reduced to any meridian by interpolating...
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Congressional Serial Set

1900 - 662 pages
...any hour from noon. The hourly differences of the logarithm of the radius vector are likewise given. The last column on page III contains the Mean Time...minutes and seconds after Greenwich mean noon when the first point of Aries passes the meridian of Greenwich. It may be reduced to any meridian by interpolating...
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The American Nautical Almanac

1907 - 294 pages
...Columns of hourly differences are given to facilitate finding the Sun's longitude, or the logarithm of the radius vector, for any hour from noon. The...vernal equinox passes the meridian of Greenwich. It maybe reduced to any meridian, or to any Greenwich sidereal time, by using the hourly difference, —...
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The American Ephemeris and Nautical Almanac

United States Naval Observatory. Nautical Almanac Office - 1915 - 798 pages
...9".8296 by the hours and parts of an hour of the sidereal interval. The Mean Time of Sidereal Noon is the number of hours, minutes, and seconds after...the meridian of Greenwich; it may be reduced to any other meridian by using the hourly variation, -9".8296, to effect the necessary interpolation, or the...
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The American Nautical Almanac

1912 - 554 pages
...Columns of hourly differences are given to facilitate finding the Sun's longitude, or the logarithm of the radius vector, for any hour from noon. The last column on page III contains the Mean Time oj Sidereal Noon; that is. the number of hours, minutes, and seconds after Greenwich mean noon when...
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The American Ephemeris and Nautical Almanac

United States Naval Observatory. Nautical Almanac Office - 1884 - 560 pages
...the radius vector are likewise given. The latitude is referred to the ecliptic of the date. ‘flie last column on page III contains the Mean Time of Sidereal Noon ; that is, the nuntber of hours, minutes and seconds after Greenwich mean noon when the first point of Aries passes...
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The American Ephemeris and Nautical Almanac

United States Naval Observatory. Nautical Almanac Office - 1872 - 554 pages
...true longitudes, not affected by aberration. The latitude is referred to the ecliptic of the date. The last column on page III. contains the Mean Time of Sidereal Ob, or 241' — the right ascension of the mean sun. It may be reduced to any meridian by interpolating...
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The American Ephemeris and Nautical Almanac

United States Naval Observatory. Nautical Almanac Office - 1890 - 558 pages
...logarithm of the radius vector are likewise given. The latitude is referred to the ecliptic of the date. The last column on page III contains the Mean Time...minutes and seconds after Greenwich mean noon when the first point of Aries passes the meridian of Greenwich. It may be reduced to auy meridian by interpolating...
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