The Bessel ellipsoid (or Bessel 1841) is an important reference ellipsoid of geodesy. It is currently used by several countries for their national geodetic...
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Bessel may refer to: Bessel beam Bessel ellipsoid Bessel function in mathematics Bessel's inequality in mathematics Bessel's correction in statistics....
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named Bessel functions after Bessel's death, though they had originally been discovered by Daniel Bernoulli before being generalised by Bessel. Bessel was...
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importance: the Bessel ellipsoid of 1841, the international Hayford ellipsoid of 1924, and (for GPS positioning) the WGS84 ellipsoid. There are two types...
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predecessors, such as the Bessel ellipsoid (a = 6377397 m, f = 1:299.15), which was a European ellipsoid, the Hayford ellipsoid also included measurements...
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and cartography at the time: the Bessel ellipsoid and the Mercator projection. Its measurements used the Bessel ellipsoid as an approximation of the Earth's...
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in ellipsoidal coordinates, are separable. Here is how he recounted his discovery to his friend and neighbor Bessel (Jacobi 1839, Letter to Bessel), The...
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Bessel ellipsoid Besselian elements Besselian epoch Bessel points Repsoid–Bessel pendulum Bessel's correction Bessel's differential equation Bessel's...
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Earth. In the mid-1800s the Bessel ellipsoid of 1841 or the Clarke ellipsoid of 1866 were widely used; the Hayford ellipsoid of 1910 may later have been...
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Black Sea, the Struve Geodetic Arc. Bessel compiled several meridian arcs, to compute the famous Bessel ellipsoid (1841). Nowadays, the method is replaced...
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Latitude (redirect from Ellipsoidal-harmonic coordinates)
latitude ϕ. It was introduced by Legendre and Bessel who solved problems for geodesics on the ellipsoid by transforming them to an equivalent problem...
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normally refers to the Bessel ellipsoid. A further datum of interest was ED50 (European Datum 1950) based on the Hayford ellipsoid. ED50 was part of the...
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the Equator, the flattening of the Earth ellipsoid was assumed to be 1/334. In 1841, Friedrich Wilhelm Bessel using the method of least squares calculated...
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long lines, the solution uses the classical solution of Legendre (1806), Bessel (1825), and Helmert (1880) based on the auxiliary sphere. Vincenty relied...
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measurements were undertaken to establish the border in accordance with the Bessel ellipsoid. The entire border area was mapped in 1:20,000. The Soviet authorities...
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de facto geodetic system. The datum of that system was based on the Bessel ellipsoid, with an accurate determination of the geodetic coordinates at the...
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Kater's pendulum (redirect from Repsold-Bessel pendulum)
weights until they were equal, was time-consuming and error-prone. Friedrich Bessel showed in 1826 that this was unnecessary. As long as the periods measured...
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great many model ellipsoids such as Plessis 1817, Airy 1830, Bessel 1841, Everest 1830, and Clarke 1866. A comprehensive list of ellipsoids is given under...
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in 1922 by Czech geodesist Josef Křovák. The projection is based on Bessel ellipsoid and it was calculated as the optimal projection of Czechoslovakia (in...
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reference system in relation to the reference surface of a chosen Bessel ellipsoid. Latitude and longitude (location) as well as the azimuth (orientation)...
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|\Delta D_{\text{error}}|\propto D} higher-order approximations based on Ellipsoid: f 1 {\displaystyle f^{1}} : Andoyer(1932); Andoyer-Lambert(1942), f 2...
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compression of a circle or sphere along a diameter to form an ellipse or an ellipsoid of revolution (spheroid) respectively. Other terms used are ellipticity...
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earth ellipsoid in toise (a large number), whereas e = 10 8.9054355 − 10 {\displaystyle e=10^{8.9054355-10}} , the eccentricity of the earth ellipsoid (a...
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integrals, mechanics, dynamics, hydrodynamics, sound, spherical harmonics, and Bessel functions. When the American Journal of Mathematics was launched in 1877...
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935 metres, the ellipticity being assumed as 1/299.15 according to Bessel ellipsoid. The radius of curvature of this arc is not uniform, being, in the...
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Parameter Value Reference Ellipsoid Bessel 1841 Semi Major Axis 6377397.155 m Inverse Flattening (1/f) 299.1528128 Type of Projection Gauss-Krüger (Transverse...
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especially Wilhelm Olbers, Karl Ludwig Harding, and Friedrich Wilhelm Bessel, as part of the informal group of astronomers known as the Celestial police...
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length of the Paris meridian were taken into account by Bessel when he proposed his reference ellipsoid in 1841. Egyptian astronomy has ancient roots which...
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an earth ellipsoid and a plane (ellipsoid plane sections). Common examples include the great ellipse (containing the center of the ellipsoid) and normal...
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Horn loudspeaker (section Twin Bessel)
professional audio division of Panasonic Corporation, introduced a twin Bessel constant directivity horn shortly after the Mantaray appeared. The design...
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