An Account of the Astronomical Discoveries of Kepler: Including an Historical Review of the Systems which Had Successively Prevailed Before His Time |
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An Account of the Astronomical Discoveries of Kepler: Including an ... Robert Small No preview available - 2018 |
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accurate ancient angle aphelion apogee appear apsis arch GD astronomers axis bisection Brahé calculated centre centric circle circular area circumference consequentia consequently Copernicus deduced described determined diameter diametral distances difference diurnal diurnal motion drawn earth earth's orbit ecliptic ellipse elongation employed epicycle errors evident excen excentric anomaly former geocentric longitude given greater greatest digressions heliocentric longitude Hipparchus inclination inferior planets interval investigation Jupiter Kepler latitude less librations line of apsides lunar manner mean anomaly mean longitude mean motion Mercury method moon moon's nearly nodes observations opposition optical equation oval parallax perigee perihelion perpendicular planetary position principles Ptolemy Ptolemy's quadrature ratio retrograde Saturn second inequalities semi-circle semi-diameter sine subtracting sun's superior planets supposed supposition synodical revolution tances tangent tion triangle tropical revolution true anomaly tude velocity Venus vicarious theory whole zodiac