Keywords: Stellarparallax2.png Stellarparallax2 svg Stellar Parallax diagram The apparent motion of a near by star is a small ellipse in the sky relative to background stars over the period of a year The angle representing major axis radius of the elliptical path is the parallax angle The minor axis radius angle is simply related to the direction of the star relative to the earth's orbital axis Stars near the north and south poles will make perfect circles while stars near the ecliptic will make flat ellipses Credit This diagram was made by Tom Ruen for Stellar Parallax article Tomruen Source taken from en Image Stellarparallax2 png<br /> history of the file on en <br /> 01 15 21 May 2004 Tomruen 391x778 19069 bytes Stellar Parallax diagram Parallax |