Practical Astronomy and Geodesy: Including the Projections of the Sphere and Spherical Trigonometry. For the Use of the Royal Military CollegeLongman, Brown, Green, and Longmans, 1845 - 427 pages |
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Page viii
... passing through the centre , the projecting point being on the exterior of the sphere , and the circle not passing through it ; the projected figure is an ellipse , or a circle - Cor . 1. When the projecting point is on the surface ...
... passing through the centre , the projecting point being on the exterior of the sphere , and the circle not passing through it ; the projected figure is an ellipse , or a circle - Cor . 1. When the projecting point is on the surface ...
Page xxi
... passing through the places of the sun , a fixed star , the moon and a planet , at two times of observation , the interval being given in solar time - - 315. Reduction to solar time , of the angle at the pole between the meridian of a ...
... passing through the places of the sun , a fixed star , the moon and a planet , at two times of observation , the interval being given in solar time - - 315. Reduction to solar time , of the angle at the pole between the meridian of a ...
Page xxv
... passing through two points near one another may be supposed to be in one plane - 351 - 389. The first notions concerning the figure of the earth erroneous 352 390. Brief outline of the method of conducting a geodetical survey , and of ...
... passing through two points near one another may be supposed to be in one plane - 351 - 389. The first notions concerning the figure of the earth erroneous 352 390. Brief outline of the method of conducting a geodetical survey , and of ...
Page xxvii
... passing through a given point . Also , to find the difference in feet between the vertical arc and the corresponding portion of the parallel circle - 390 420. ( Prop . IX . ) To investigate an expression for the length of a meridional ...
... passing through a given point . Also , to find the difference in feet between the vertical arc and the corresponding portion of the parallel circle - 390 420. ( Prop . IX . ) To investigate an expression for the length of a meridional ...
Page 3
... passing through the earth perpen- dicularly to the planes of the circular arcs apparently de- scribed by them : but it is very improbable that so many different bodies should perform the revolution in the same time , preserving their ...
... passing through the earth perpen- dicularly to the planes of the circular arcs apparently de- scribed by them : but it is very improbable that so many different bodies should perform the revolution in the same time , preserving their ...
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Other editions - View all
Practical Astronomy and Geodesy: Including the Projections of the ..., Volume 5 John Narrien No preview available - 2016 |
Common terms and phrases
angular distance apparent ascension and declination astronomical azimuth bisected celestial body celestial sphere centre circle passing circumference colatitude computed considered correction corresponding cosine cotan degrees described determined diameter difference earth ecliptic ellipse equal equator equatorial equinoctial point expressed fixed star formula geocentric given graduation Greenwich Greenwich mean horary motions horizontal parallax hour angle index error instant instrument interval latitude latter let fall limb longitude mean noon meridian micrometer moon moon's Nautical Almanac node observed altitude obtained optical axis orbit parallax parallel perihelion perpendicular plane passing polar distance pole position projection radius refraction represented revolution revolve right angles right ascension satellite screw sector semidiameter side sidereal sidereal clock sine sphere spherical triangle star's station subtended subtracted supposed surface tangent transit telescope true variation vertical wire zenith distance zero
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