A Compendious Treatise on the Use of the Globes, and of Maps: Compiled from the Works of Keith, Ferguson, Adams, Hutton, Bryan, Goldsmith, and Other Eminent Authors; Being a Plain and Comprehensive Introduction to the Practical Knowledge of Geography and Astronomy ...J. W. Burditt and Company and W. Wells, Court street., 1812 - 183 σελίδες |
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Αποτελέσματα 1 - 5 από τα 43.
Σελίδα 15
... meridian altitude at any time of the year at any given place · 35. When it is midnight at any place in the temperate or torrid zones , to find the sun's altitude at any place ( on the same meridian ) in the north frigid zone , where the ...
... meridian altitude at any time of the year at any given place · 35. When it is midnight at any place in the temperate or torrid zones , to find the sun's altitude at any place ( on the same meridian ) in the north frigid zone , where the ...
Σελίδα 17
... altitude of any star or planet • • 66. To find all those places on the earth ... meridian , and the other on the east or west part of the horizon , to find ... altitude , being given , to find the hour of the night 73. The altitudes of ...
... altitude of any star or planet • • 66. To find all those places on the earth ... meridian , and the other on the east or west part of the horizon , to find ... altitude , being given , to find the hour of the night 73. The altitudes of ...
Σελίδα 18
... meridian of any place , on any given day of the month • 79. To determine the place , and describe the path of a comet among the fixed stars • • 80. To find the sun's altitude by placing the globe in the sunshine 81. To find the sun's ...
... meridian of any place , on any given day of the month • 79. To determine the place , and describe the path of a comet among the fixed stars • • 80. To find the sun's altitude by placing the globe in the sunshine 81. To find the sun's ...
Σελίδα 18
... meridian is the circle in which the artificial globe turns , and is divided ... meridian , are numbered from 0 to 90 from the equator towards the poles , and ... elevation of the poles . 52. Great circles divide the globe into two equal ...
... meridian is the circle in which the artificial globe turns , and is divided ... meridian , are numbered from 0 to 90 from the equator towards the poles , and ... elevation of the poles . 52. Great circles divide the globe into two equal ...
Σελίδα 24
... altitude is scarcely perceptible for several days ; because the ecliptic , near these points , is almost parallel to ... meridian , standing over any place on the terrestrial , or over any star or other heavenly body on the celestial ...
... altitude is scarcely perceptible for several days ; because the ecliptic , near these points , is almost parallel to ... meridian , standing over any place on the terrestrial , or over any star or other heavenly body on the celestial ...
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
21st of June Aldebaran amplitude Analemma Answer appears Arcturus axis azimuth brass meridian Bring the given Cape celestial globe centre circle to twelve compasses constellation descension distance diurnal earth eastern eastward ecliptic Elevate the pole ephemeris equal equator Examples find the latitude find the sun's frigid zone given day given place given star globe westward grees heavens horizon hour circle index has passed inhabitants Jupiter latitude latitude and longitude length Libra London longest day longitude mark meridian altitude minutes month moon's morning motion node north latitude north or south north pole number of degrees o'clock oblique ascension observe orbit parallel of latitude past noon point Aries PROBLEM quadrant of altitude reckoning right ascension rise and set RULE set the index shew signs solar south pole sun is vertical sun rises sun's altitude sun's declination sun's place torrid zone tude turn the globe twilight Venus western edge zenith
Δημοφιλή αποσπάσματα
Σελίδα 52 - In this case, it is obvious that the plane of the circle of illumination would be perpendicular to a line drawn from the centre of the sun to the centre of the earth...
Σελίδα 128 - Elevate the globe to so many degrees above the horizon as are equal to the latitude of the place...
Σελίδα 37 - The PRIME VERTICAL is that azimuth circle which passes through the east and west points of the horizon, and is always at right angles...
Σελίδα 168 - Problem 12 : ihen elevate the pole as many degrees above the horizon as are equal to the latitude of that place, and bring it to the brass meridian ; so will it then be the zenith or centre of the horizon.
Σελίδα 136 - Pisces to the eastern edge of the horizon, and set the index to 12 ; turn the globe westward till the other marks successively come to the horizon, and observe the hours passed over by the index ; the intervals of time between the marks coming to the horizon will show the diurnal difference of time between the moon's rising.
Σελίδα 168 - Find the longitude of the given place on the equator, bring it to that part of the brass meridian which is numbered from the equator towards the poles ; and then, under the given latitude, on the brass meridian, you will find the place required.
Σελίδα 88 - Bring the given place to that part of the brass meridian which is numbered from the north pole towards the equator, and observe its distance in degrees from the pole ; count the same number of degrees on the brass meridian from the equator towards the...
Σελίδα 155 - Rectify the globe for the latitude of the place, find the sun's place in the ecliptic and bring it to the brass meridian, and set the index of the hour circle to 12. Turn the globe westward till the sun's place comes to the...
Σελίδα 157 - LXV.) ; bring this place to that part of the brass meridian which is numbered from the equinoctial towards the poles, and observe the degree above it ; for all places on the earth having that latitude will have the moon vertical (or nearly so) when she comes to their respective meridians.