Hi Philip, Philip wrote: > What is this North CelestialPole.....anyone? Must be a convention of some > sort. As the universe (a sphere?) is not polarised...... http://dictionary.reference.com/search?q=celestial+pole&r=67 > celestial pole > n. > Either of two diametrically opposite points at which the of > extensions the earth's axis intersect the celestial sphere." http://dictionary.reference.com/search?q=celestial%20sphere > celestial sphere > n. > An imaginary sphere of infinite extent with the earth at its center > on which the stars, planets, and other heavenly bodies appear to be > located. Regards, Mike.