Spherical astronomy   (translated from Italian)
... celestial poles: one of they, celestial North Pole, it is found very close to Polar ... parts: that one that contains the North Pole is said hemisphere North or boreal, while that one that contains the South Pole is said hemisphere South or austral. It ... visible hemisphere contains the Zenith and the pole that the same name of the latitude ... has and that it comes said high pole; the invisibile hemisphere contains the Nadir ...
http://it.wikipedia.org/wiki/Astronomia_sferica - 47k - Cached (Italian) - Wikipedia (Italian) - Similar pages

User:Hephaestos/hipu
... he measured with an equatorial armillary sphere ecliptical coordinates of about 850 (falsely quoted elsewhere ... approximately 25,777 sidereal years) encircle the ecliptical pole . The diameter of these cicles is equal ... s movement and the circulation of celestial pole. This circle becomes a spiral because of ... planets. This is planetary precession where the ecliptical plane swings from its central position ...
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User:Looxix/MKK
... of Scorpius with equatorial armillary sphere measured ecliptical coordinates of about 850 (1600 or 1080 ... year or approximately in 25777 years encircle ecliptical pole . The diameter of these cicles is equal ... s movement and the circulation of celestial pole. This circle becomes a spiral because of ... the planets. This is planetary precession where ecliptical plane swings from its central position ...
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Hipparchus (astronomer)
... he measured with an equatorial armillary sphere ecliptical coordinates of about 1,000 stars (the ... copy in the Almagest is given in ecliptical coordinates, that system would seem the most ... approximately 25,777 sidereal years) encircle the ecliptical pole . The diameter of this circle is equal ...
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User:Mathbot/List of mathematical redlinks (E)
... Eckert IV projection -- Eckert VI projection -- Ecliptic pole -- Ecliptical pole -- École Centrale du Panthéon -- École des Ponts ...
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Dictionario Romanico 041 (Romanica wiki)
... UNDE: eclipsar [edit] ecliptic adj ANGLESE: ecliptic, ecliptical ESPANIOL: FRANCESE: ITALIANO: PORTUGESE: eclíptico/a UNDE ... as in an expedition to the North Pole) ESPANIOL: FRANCESE: ITALIANO: PORTUGESE: expedição (1. despacho ...
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