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The Story of Claudius Ptolemy
By Enzo Brown
Biography
• Born: Egypt, 90 AD• Death: Alexandria, 168 AD• Greek• Little is known…• Dedicated life to Knowledge
Contributions
• Further explained and added to Hipparichus’s idea of epicycles. (Geocentric)– 80 Epicycles– Mercury, Venus, Sun, Mars, Jupiter, Saturn
(Ptolemaic System)
• Wrote the Almagest text which is the only surviving comprehensive ancient treatise on astronomy.
State of Astronomy
• Very simplistic ideas of Astronomy at the time• Geocentric• Observations with naked eye.
Legacy
• Wrote the Almagest text which is the only surviving comprehensive ancient treatise on astronomy.
• Lasting impact found in cartography• Ptolemy’s ideas of the universe were widely
accepted until the heliocentric idea. (Copernicus)
• https://www.youtube.com/watch?v=GevV1yvMJbc
Sources
http://www.eaudrey.com/myth/Places/images/Ptolemy%20map.jpghttp://www.thefamouspeople.com/profiles/claudius-ptolemy-526.phphttp://www.britannica.com/EBchecked/topic/482098/Ptolemyhttps://www.youtube.com/watch?v=GevV1yvMJbc