... proves likewise, that if there be a gradual diminution of the obliquity of the ecliptic, it does not arise only from an alteration in the position of the earth's axis, but rather from some change in the plane of the ecliptic itself ; because the stars,... A Complete System of Astronomy - Page 125by Samuel Vince - 1814Full view - About this book
| James Bradley - 1747 - 52 pages
...the Stars, at the End of the Period of the Moon's Nodes, appeared in the fame Places, with refpcft to the Equator, as they ought to have done, if the Earth's Axis had retained the fame Inclination to an invariable Plane. During the Courfe of my Obfcrvations, our ingenious Secretary... | |
| Royal Society (Great Britain) - 1809 - 738 pages
...the plane of the ecliptic itself: because the stars, at the end of the period of the moon's nodes, appeared in the same places, with respect to the equator,...retained the same inclination to an invariable plane. phenomena that I had observed, and at the same time mention what I suspected to be the cause of them.... | |
| Augustus Young - 1846 - 304 pages
...docs notarise from an alteration in the position of the earth's axis, but from some alteration in the ecliptic itself ; because the stars at the end of...retained the same inclination to an invariable plane," and finally the whole nutation is fixed at 19". And again, Mr. Vince says : " If the annual precession... | |
| Henry Smith Williams - 1904 - 400 pages
...the plane of the ecliptic itself ; because the stars, at the end of the period of the moon's nodes, appeared in the same places, with respect to the equator,...retained the same inclination to an invariable plane." * FRENCH ASTRONOMERS Meanwhile, astronomers across the channel were by no means idle. In France several... | |
| Henry Smith Williams - 1904 - 378 pages
...the plane of the ecliptic itself ; because the stars, at the end of the period of the moon's nodes, appeared in the same places, with respect to the equator,...had retained the same inclination to an invariable plane."3 FRENCH ASTRONOMERS Meanwhile, astronomers across the channel were by no means idle. In France... | |
| Henry Smith Williams, Edward Huntington Williams - 1904 - 380 pages
...the plane of the ecliptic itself ; because the stars, at the end of the period of the moon's nodes, appeared in the same places, with respect to the equator, as they ought to 12 have done, if the earth's axis had retained the same inclination to an invariable plane." * FRENCH... | |
| |