| 1803 - 548 Seiten
...commissioners of longitude, of Amsterdam. The latter is a compass with fonr legs, which serves to reduce, tp the true distance, the apparent distance of the centre...of the moon from the centre of the sun or a star, a,nd consequently to simplify the calculations for obtaining the longitude. New Method of Tiling Buildings.... | |
| William Philipps - 1817 - 292 Seiten
...the Earth, which is only 240,000 miles. The whole diameter of the Sun, is just equal to 3J times t he distance of the centre of the Moon from the centre of the Earth. and then, her body not being large enough to hide from us the whole body of the Sun, (even though... | |
| Gray and Bowen - 1831 - 364 Seiten
...however, been placed in the Appendix, and the beginning and end oi twilight for every eighth day, and the distance of the centre of the Moon from the centre of the Earth, at each apogee and perigee, substituted. The beginning and end of twilight, and the rising and... | |
| William Augustus Norton - 1839 - 530 Seiten
...upper sign is to be used when the latitude is increasing, and the lower sign when it is decreasing. The distance of the centre of the moon from the centre of the shadow at the middle of the eclipse, = CM = C C' cos C' CM = X cos I . . . (94). 420. Beginning and... | |
| John Brinkley - 1871 - 344 Seiten
...relative to the centre of the shadow. The eclipse will begin at F, and end at E, when CF or CE, the distance of the centre of the moon from the centre of the shadow, will be equal to the semi-diameter of the moon, added to that of the section of the shadow,... | |
| 1875 - 588 Seiten
...observations of the moon in this manner the angle of parallax has been found to be 57' 2", and the mean distance of the centre of the moon from the centre of the earth resulting from this angular value is 238,818 miles. The distance of the moon from the earth can... | |
| Wonders - 1877 - 136 Seiten
...proportion to the mass of the Moon as our own oceans bear to that of the Earth. ELEMENTS OP THE MOON. Distance of the centre of the Moon from the centre of the Earth 237,613 (or 238, 793) miles. Inclination of its orbit to the plane of the ecliptic 5° 8' 40"... | |
| 1882 - 880 Seiten
...inches per second. Square this velocity and divide the product by the number of inches in the mean distance of the centre of the moon from the centre of the earth, and the quotient will be 0.1072 of an inch. That is, the centrifugal force developed by the... | |
| Edward John Chalmers Morton - 1882 - 372 Seiten
...represented by the point M, where AD and BF intersect. Therefore CM will contain CE as many times as the distance of the centre of the moon from the centre of the earth will contain the earth's radius. Given all the angles of the figure, which we can find by observation,... | |
| United States. Congress. House - 1885 - 558 Seiten
...distances from the earth. Pages XIII — XVIII contain the Lunar Distances, or the angular distances of the centre of the moon from the centre of the sun, and from the four larger planets and certain fixed start-, as they would appear to an observer at the... | |
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