Transits sentence example

transits
  • From a fresh discussion of the transits of Venus in 1761 and 1769 he deduced (1822-1824) a solar parallax of 8" 57, long accepted as authoritative.

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  • Delisle is chiefly remembered as the author of a method for observing the transits of Venus and Mercury by instants of contacts.

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  • Thus in 1857 he went to Peru in order to determine the magnetic equator; in1861-1862and 1864, he studied telluric absorption in the solar spectrum in Italy and Switzerland; in 1867 he carried out optical and magnetic experiments at the Azores; he successfully observed both transits of Venus, that of 1874 in Japan, that of 1882 at Oran in Algeria; and he took part in a long series of solar eclipse-expeditions, e.g.

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  • Up to about the middle of the 19th century it was supposed that transits of Venus across the disk of the sun afforded the most trustworthy method of making the determination in question; and when Encke in 1824 published his classic discussion of the transits of 1761 and 1769, it was supposed that we must wait until the transits of 1874 and 1882 had been observed and discussed before any further light would be thrown on the subject.

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  • Transits of Venus and observations of Deterrnina- various kinds on Mars are all to be included in this tion.

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  • The transits of Venus observed in 1874 and 1882 might be expected to hold a leading place in the discussion.

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  • No purely astronomical enterprise was ever carried out on so Transits of P large a scale or at so great an expenditure of money and labour as was devoted to the observations of these transits, and for several years before their occurrence the astronomers of every leading nation were busy in discussing methods of observation and working out the multifarious details necessary to their successful application.

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  • The failure of the method based on transits of Venus led to an international effort carried out on the initiative of Sir David Gill to measure the parallax by observations on those minor planets which approach nearest the earth.

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  • The motion of the node of this plane is found with great exactness from observaMass, of the g tions of the transits of Venus.

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  • From the observed motion of the node of Venus, as shown by the four transits of 1761, 1769, 1874 and 1882, is found Mass of (earth +moon) _Mass of sun 332600 In gravitational units of mass, based on the metre and second as units of length and time, Log.

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  • It has been in the past a source of much perplexity to observers of transits, but is now understood to be a result of irradiation, produced by the atmosphere or by the aberration of the telescope.

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  • Yet on occasion, as when performing its migrations, or even its almost daily transits from one feeding-ground to another, and still more when being pursued by a falcon, the speed with which it moves through the air is very considerable.

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  • Subsequent volumes of the same series contained his observations of the transits of Venus (1761 and 1769), on the tides at St Helena (1762), and on various astronomical phenomena at St Helena (1764) and at Barbados (1764).

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  • This was followed by a long series of popular treatises in rapid succession, amongst the more important of which are Light Science for Leisure Hours and The Sun (1871); The Orbs around Us and Essays on Astronomy (1872); The Expanse of Heaven, The Moon and The Borderland of Science (1873); The Universe and the Coming Transits and Transits of Venus (1874);(1874); Our Place among Infinities (1875); Myths and Marvels of Astronomy (1877); The Universe of Stars (1878); Flowers of the Sky (1879); The Peotry of Astronomy (1880); Easy Star Lessons and Familiar Science Studies (1882); Mysteries of Time and Space and The Great Pyramid (1883); The Universe of Suns (1884); The Seasons (1885); Other Suns than Ours and Half-Hours with the Stars (1887).

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  • He also vigorously criticized the official arrangements for observing the transits of Venus of 1874 and 1882.

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  • In July 1628 Kepler accordingly arrived with his family at Sagan in Silesia, where he applied himself to the printing of his ephemerides up to the year 1636, and whence he issued, in 1629, a Notice to the Curious in Things Celestial, warning astronomers of approaching transits.

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  • The moon's apparent mean motion in longitude seems also to indicate slow periodic changes in the earth's rotation; but these are not confirmed by transits of Mercury, which ought also to indicate them.

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  • Notwithstanding this difference in the brightness of the objects, we were able with this reflecting telescope to see whatever we have hitherto discovered with the Huygenian, particularly the transits of Jupiter's satellites and their shadows over his disk, the black list in Saturn's ring, and the edge of his shadow cast on his ring.

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  • The value of "one revolution of the screw in seconds of arc" can be determined either by observing at transit the difference of zenith distance of two stars of known declination in terms of the micrometer screw, the instrument remaining at rest between their transits; or by measuring at known instants in terms of the screw, the change of zenith distance of a standard star of small polar distance near the time of its greatest elongation.

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  • The almucantar was therefore used only to observe the vertical transits of stars in different azimuths over fixed horizontal webs, without touching the telescope.

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  • By the use of photography, however, it is possible to photograph the trail of a star as it transits the meridian when the telescope is directed towards the north, and another trail be similarly photographed when the telescope is directed towards the south.

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  • He discussed the transits of Venus of 1761 and 1769, and those of Mercury from 1677 to 1881.

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  • The transits of Venus of 1874 and 1882 were observed by expeditions trained for the purpose beforehand with every possible foresight, and sent out by the British,.

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  • His discussion of the effects of parallax in the transit of a planet over the sun's disc excited great interest, having appeared (in 1764) between the dates of the two transits of Venus that took place in the 18th century.

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  • Considering the position of the vernal equinox, and also of a star on the celestial sphere, it will be seen that the interval between the transits of these two points across the meridian may be used to measure the right ascension of a star, since the latter amounts to FIG.

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  • Right ascensions are now determined, not by measuring the angle between one star and another, but, by noting the time between the transits of successive stars over the meridian.

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  • Magnetic, meteorological, and spectroscopic departments were added to the establishment; electricity was employed, through the medium of the chronograph, for the registration of transits; and photography was.

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  • The way was thus prepared for availing to the full of the opportunities for a celestial survey offered by the transits of Venus in 1761 and 1769.

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  • An appeal then lay to the 19th century pair of transits in 1874 and 1882; but no peremptory decision ensued; observations were marred by the same optical evils as before.

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  • Were this the case a similar inequality should be found in the observed times of the transits of Mercury.

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  • Transits and progressions, too, are reported when crossing cusps.

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  • The mean solar day measures the interval between successive transits over the same meridian by the mean sun.

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  • This underpins the 8 year periodicity in the transits of Venus.

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  • The watercraft then transits to the beach, lowers the bow ramp, and the vehicles drive forward off the watercraft onto the beach.

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  • The transits to and from Canada were particularly testing for the pilots, given that they were flying over some extremely inhospitable terrain.

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  • Uranus transits becuase they are such great evidence of astrology in action.

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  • When the instrument has been set up and levelled (either with aid of the cross level d, or the levels k and 1), the reading of the circle p for the meridional position of the telescope is determined either by the method of transits in the meridian (see Transit Circle), or by the observation of the azimuth of a known star at a known hour angle.

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  • I actually love uranus transits becuase they are such great evidence of astrology in action.

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  • Chances are, as a horoscope junkie, you probably have your natal chart done, check your daily transits, and sky watch with your fellow astrology buffs.

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  • In order to make deeper sense of your charts and daily transits, however, you need to have a solid astrological foundation.

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  • By looking at an ephemeris each month, you'll be able to tell when these sensitive transits are happening.

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  • For complete interpretations of the transiting moon's effect on your natal planets, see Café Astrology's detailed moon transits page.

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