NATS 1745 Study Guide - Final Guide: Geographical Pole, Tychonic System, 18 Months
17 Sep 2014
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Document Summary
He decided to dedicate his life and considerable resources to recording planetary positions ten times more accurately than the best previous work. He achieved his goal of measuring to one minute of arc. This was a tremendous feat before the invention of the telescope. His aim was to confirm his own picture of the universe, which was that the earth was at rest, the sun went around the earth and the planets all went around the sun - an intermediate picture between. Observed the overlapping of jupiter and saturn-measured 2 celestial bodies as they closed with each other. The copernican tables were several days off in predicting this event. In august 1563 brahe witnessed a conjunction of jupiter and saturn. Brahe"s interest was the fact that all the existing almanacs and ephemerides predicted this event inaccurately; even the copernican tables were off by a couple of days.
