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EPISODE · Jan 18, 2018 · 1H 9M

ASTR209 - Lecture 4

from ASTRONOMY 209 PODCAST

In this lecture we discuss the geocentric model of Ptolemy, the heliocentric model of Aristarchus and how Hipparchus tested it using the concept of parallax. We also saw how to use observations of parallax to measure the distance to celestial objects.

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ASTR209 - Lecture 4

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