 The sidereal hours are counted from 0 to 24, commencing with the instant of the passage of the true vernal equinox over the upper meridian, and ending with its return to the same meridian. About March '21st of each year the sidereal clock agrees with...  The American Nautical Almanac - Page 2601907Full view - About this book
 | United States Naval Observatory. Nautical Almanac Office - 1892 - 578 pages
...divided into 366J sidereal days. It i? divided into 24 hours. The sidereal hours are counted from 0 to 24, commencing with the instant of the passage...ending with its return to the same meridian. About Ivlarch 21st of each year the sidereal clock agrees with the mean time, or ordinary clock, 'and the... | |
 | William Schmolz - 1859 - 196 pages
...succeeding return to the same meridian. It is divided into 24 hours. The sideral hours are counted from 0 to 24, commencing with the instant of the passage...meridian, and ending with its return to the same meridian. Solar Time. — Solar Time is measured by the daily motion of the sun. A Solar Day is the interval... | |
 | United States Naval Observatory. Nautical Almanac Office - 1866 - 566 pages
...succeeding return to the same meridian. It is divided into 24 hours. The sidereal hours are counted from 0 to 24, commencing with the instant of the passage of the true venial equinox over the upper meridian, and ending with its return to the same meridian. Solar Time.... | |
 | United States Naval Observatory. Nautical Almanac Office - 1871 - 552 pages
...succeeding return to the same meridian. It is divided into 24 hours. The sidereal hours are counted from 0 to 24, commencing with the instant of the passage...vernal equinox over the upper meridian, and ending witli its return to the same meridian. The vernal equinox is not a fixed, but a movable, point on the... | |
 | United States Naval Observatory. Nautical Almanac Office - 1872 - 548 pages
...to the same meridian. It is divided into 21 hours. The sidereal hours arc counted from 0 to ÍÍ4, commencing with the instant of the passage of the...meridian, and ending with its return to the same meridian. The vernal equinox is not a fixed, but a movable, point on the equator. Its motion is composed of two... | |
 | United States Naval Observatory. Nautical Almanac Office - 1872 - 558 pages
...to the same meridian. It is divided into '¿-I hours. The sidereal hours are counted from 0 to 21, commencing with the instant of the passage of the...the upper meridian, and ending with its return to die same meridian. The vernal equinox is not a fixed, but a movable, point on the equator. Its motion... | |
 | United States Naval Observatory. Nautical Almanac Office - 1876 - 550 pages
...succeeding return to the same meridian. It is divided into 24 hours. The sidereal hours are counted from 0 to 24, commencing with the instant of the passage...of the true vernal equinox over the upper meridian, und ending with its return to the same meridian. The vernal equinox is not a fixed, but a movable,... | |
 | 1883 - 558 pages
...days. lt^ ' divided ¡uto 24 hours. The sidereal hours are counted from 0 to 24, commencing with the I instant of the passage of the true vernal equinox over the upper meridian, and ending v, return to the same meridian. About March 21st of each year the sidereal clock agrees wie tbe J mean... | |
 | United States. Congress. House - 1885 - 558 pages
...divided into 366J sidereal days. It is divided into '24 hours. The sidereal hours are counted from 0 to 24, commencing with the instant of the passage...with its return to the same meridian. About March '21st of each year the sidereal clock agrees with the mean time, or ordinary clock, and the former... | |
 | United States Naval Observatory. Nautical Almanac Office - 1888 - 556 pages
...sidereal days. It is divided into 24 hours. The sidereal hours are counted from 0 to 24, commencing willi the instant of the passage of the true vernal equinox...with its return to the same meridian. About March 21st of each year the sidereal clock agrees with the mean time, or ordinary clock, and the former gains... | |
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