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File:Kepler Mars retrograde.jpg

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Summary

Johannes Kepler's depiction of the geocentric motions of Mars, from Astronomia Nova (1609).

source:http://www.mlahanas.de/Greeks/PtolemyAstronomy.htm

Licensing

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Captions

Diagram of the geocentric trajectory of Mars through several periods of apparent retrograde motion (Kepler, Astronomia nova, Chapter 1, 1609)

Items portrayed in this file

depicts

File history

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Date/TimeThumbnailDimensionsUserComment
current15:13, 16 April 2017Thumbnail for version as of 15:13, 16 April 20171,060 × 964 (529 KB)GrantbFor a post here: , I used a scan from archive.org's Astronomia Nova ( https://archive.org/stream/astronomianovaai00kepl#page/4/mode/2up ) and did a little brightening in GIMP to make a slightly higher-res file. No doubt someone with more graphics chops...
04:22, 12 September 2006Thumbnail for version as of 04:22, 12 September 2006409 × 436 (36 KB)RagesossJohannes Kepler's depiction of the orbit of Mars, from ''Astronomia Nova'' (1609). source:http://www.mlahanas.de/Greeks/PtolemyAstronomy.htm

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