| 1803
...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 - 254 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
...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 - 373 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 - 307 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
...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
...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
...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 - 341 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,... | |
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