| Benjamin Peirce - Plane trigonometry - 1845 - 498 pages
...solar time. This is the measure of time best fitted to the common purposes of life. Perigee. Apogee. The intervals between the successive returns of the...this motion. 89. The want of uniformity in the sun's tnotion in right ascension arises from two different causes. I. The sun does not move in the equator,... | |
| United States Naval Observatory. Nautical Almanac Office - Nautical almanacs - 1852 - 574 pages
...distance from the meridian, js called Solar Time. This is the most natural and direct measure of time. But the intervals between the successive returns of the sun to the meridian are not exactly equal, The want of uniformity in the sun's motion in right ascension arises from two different causes ; one,... | |
| Nautical almanacs - 1853 - 600 pages
...meridian are not exactly equal, but depend upon the variable motion of the sun in right ascension. The want of uniformity in the sun's motion in right ascension arises from two diiferent causes : one, that the sun does not move in the equator, but in the ecliptic ; the other,... | |
| William Schmolz - 1859 - 196 pages
...hour angle of the sun is called Solar Time, This is the most natural and direct measure of time. But the intervals between the successive returns of the...the variable motion of the sun in right ascension. The want of uniformity in the sun-s motion in right ascension arises from two different canses; one,... | |
| United States Naval Observatory. Nautical Almanac Office - Nautical almanacs - 1860 - 566 pages
...hour angle of the sun is called Solar Time. This is the most natural and direct measure of time. But the intervals between the successive returns of the...the variable> motion of the sun in right ascension. - The want of uniformity in the sun's motion in right ascension arises from two different causes ;... | |
| United States Naval Observatory. Nautical Almanac Office - Nautical almanacs - 1865 - 572 pages
...hour angle of the sun is called Solar Time. This is the most natural and direct measure of time. But the intervals between the successive returns of the sun to the meridian arc not exactly equal, but depend upon the variable motion of the sun in right ascension. The want... | |
| Astronomy - 1869 - 104 pages
...minute hand of a clock passes round the dial thirteen times in passing the hour hand twelve times. The intervals between the successive returns of the Sun to the meridian of any place average twenty-four hours ; but these intervals are not all exactly equal. The Sun is... | |
| United States Naval Observatory. Nautical Almanac Office - Nautical almanacs - 1872 - 548 pages
...hour angle of the sun is called Solar Time. This is the most natural and direct measure of time. But the intervals between the successive returns of the sun to the meridian are oot exactly equal, but depend upon the variable motion of the sun in right ascension. The want of uniformity... | |
| United States Naval Observatory. Nautical Almanac Office - Nautical almanacs - 1872 - 554 pages
...direct measure of time. But the intervale between the successive returns of the sun to the meridian aro not exactly equal, but depend upon the variable motion of the sun in right ascension. The want of uniformity in the sun's motion in right ascension arises from two different causes; one,... | |
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