Astronomical and Geographical Essays: Containing a Full and Comprehensive View, on a New Plan, of the General Principles of Astronomy, the Use of the Celestial and Terrestrial Globes ... the Description and Use of the Most Improved Planetarium, Tellurian, and Lunarium, and Also an Introduction to Practical AstronomyPrinted for, and sold by W. & S. Jones, 1812 - Всего страниц: 518 |
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Стр. xi
... Equinox . ....... 234 Of the artificial or Terrestrial Horizon 236 ................. 16. To exemplify the Sun's altitude ........ ibid . 17. Of the Sun's Meridian Altitude .. ...... 238 18. To find the Sun's Meridian Altitude ...
... Equinox . ....... 234 Of the artificial or Terrestrial Horizon 236 ................. 16. To exemplify the Sun's altitude ........ ibid . 17. Of the Sun's Meridian Altitude .. ...... 238 18. To find the Sun's Meridian Altitude ...
Стр. 88
... equinox to the tropic of Cancer , it gets to the north of the equator ; or its declination towards our pole increases . Therefore , from the vernal equinox , when the days and nights are equal , till the sun comes to the tropic of ...
... equinox to the tropic of Cancer , it gets to the north of the equator ; or its declination towards our pole increases . Therefore , from the vernal equinox , when the days and nights are equal , till the sun comes to the tropic of ...
Стр. 175
... equinox ; and that the time the sun takes in his motion from any one equinoctial point , or tropic , round to the same again , is called the Tropical , or Natural Year ; and called by some the Mean Solar Year . Its length , by ...
... equinox ; and that the time the sun takes in his motion from any one equinoctial point , or tropic , round to the same again , is called the Tropical , or Natural Year ; and called by some the Mean Solar Year . Its length , by ...
Стр. 176
... equinox , or solstice , than at any star , or fixed point on the heavens , in one annual revolution ; so in respect to the fixed stars , will cause the equinoctial points , as well as itself , to recede about 30 degrees in 2160 years ...
... equinox , or solstice , than at any star , or fixed point on the heavens , in one annual revolution ; so in respect to the fixed stars , will cause the equinoctial points , as well as itself , to recede about 30 degrees in 2160 years ...
Стр. 234
... equinox . The sun has no declination at the times of the equinox ; consequently , there must be no elevation of the pole . Bring the day of the month when the sun enters the first point of Aries , or day of the month when the sun ...
... equinox . The sun has no declination at the times of the equinox ; consequently , there must be no elevation of the pole . Bring the day of the month when the sun enters the first point of Aries , or day of the month when the sun ...
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ASTRONOMICAL & GEOGRAPHICAL ES George 1750-1795 Adams,William 1763-1831 Jones Недоступно для просмотра - 2016 |
ASTRONOMICAL & GEOGRAPHICAL ES George 1750-1795 Adams,William 1763-1831 Jones Недоступно для просмотра - 2016 |
Часто встречающиеся слова и выражения
angle apparent motion Aries artificial horizon astronomers azimuth body bright broad paper circle called celestial globe centre comet conjunction dark dial diameter disc distance diurnal motion earth ecliptic edge elevated enlightened equal equator equinox fixed stars Georgium Sidus given place greatest elongation heavens hemisphere Herschel horary index hour circle hour-lines illuminated inferior planets inhabitants Jupiter latitude light London longest day longitude magnitude Mars Mercury miles minutes month moon moon's night nodes noon north pole number of degrees observed opposite parallax parallel passes plate point of Aries polar circle PROBLEM quadrant of altitude rays Rectify the globe retrograde retrograde motion right ascension round the sun satellites Saturn seen semicircle shadow shew ship situation solar solstice spectator sphere strong brass meridian sun appears sun's declination sun's place superior planet suppose surface telescope terrestrial globe tion tropic turn the globe twilight Venus vertical west to east zenith
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Стр. 515 - Charge will be made if this card is mutilated or not returned with the book GRADUATE LIBRARY THE UNIVERSITY OF MICHIGAN ANN ARBOR, MICHIGAN GL DO NOT REMOVE OR MUTILATE CARD...
Стр. 68 - Their names are Aries, Taurus, Gemini, Cancer, Leo, Virgo, Libra, Scorpio, Sagittarius, Capricornus, Aquarius, Pisces; the whole occupying a complete circle, or broad belt, in the heavens, called the Zodiac.
Стр. 361 - And nightly to the list'ning earth Repeats the story of her birth : Whilst all the stars that round her burn, And all the planets in their turn, Confirm the tidings as they roll, And spread the truth from pole to pole.
Стр. 222 - If both the places be situated on the same parallel of latitude, their bearing is either east or west from each other ; if the'y be situated on the same meridian, they bear north and south from each other ; if they be situated on the same rhumb-line, that rhumbline is their bearing : if they be not situated on the same rhumb-line, lay the quadrant of altitude over the. two places, and that rhumb-line which is the nearest of...
Стр. 52 - Our views of Nature, however imperfect, serve to represent to us, in the most sensible manner, that mighty power which prevails throughout, acting with a force and efficacy that appears to suffer no diminution from the greatest distances of space or intervals of time...
Стр. 195 - To make this circle answer the purpose, a semicircular wire is placed over it, carrying two indices, one on the east, the other on the west side of the strong brass circle.
Стр. 309 - As the terrestrial globe by turning on its axis represents the real diurnal motion of the earth ; so the celestial globe, by turning on its axis, represents the apparent motion of the heavens.
Стр. 412 - The grand transition, that there lives and works A soul in all things, and that soul is God. The beauties of the wilderness are His, That make so gay the solitary place Where no eye sees them. And the fairer forms That cultivation glories in are His. He sets the bright procession on its way, And marshals all the order of the year ; He marks the bounds which winter may not pass, And blunts his pointed fury ; in its case, Russet and rude...
Стр. 303 - Only double the time of the sun's rising that day, and it gives the length of the night ; double the time of its setting and it gives the length of the day.
Стр. 149 - ... he had ever seen before. It was every moment changing into some of the colours of the rainbow, as yellow, orange, purple, and red ; though it was generally white when it was at some distance from the vapours of the horizon.