File:Cassini apparent.jpg

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Original file(1,672 × 1,645 pixels, file size: 773 KB, MIME type: image/jpeg)

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Summary[edit]

Description
English: Representation of the apparent motion of the sun and planets from the earth.

Taken from the Astronomy article in the first edition of wikipedia:Encyclopædia Britannica (1777)

It shows the movement of Mercury's orbit for 7 years and Venus for 8, in which time the path of Venus returns to almost the same apparent position.
Date
Source Encyclopaedia Brittanica 1st Edition
Author Dr Long's copy of Cassini

Licensing[edit]

Public domain This image (or other media file) is in the public domain because its copyright has expired.

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Dialog-warning.svg You must also include a United States public domain tag to indicate why this work is in the public domain in the United States. Note that a few countries have copyright terms longer than 70 years: Mexico has 100 years, Colombia has 80 years, and Guatemala and Samoa have 75 years, Russia has 74 years for some authors. This image may not be in the public domain in these countries, which moreover do not implement the rule of the shorter term. Côte d'Ivoire has a general copyright term of 99 years and Honduras has 75 years, but they do implement the rule of the shorter term.


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File history

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Date/TimeThumbnailDimensionsUserComment
current10:09, 14 July 2010Thumbnail for version as of 10:09, 14 July 20101,672 × 1,645 (773 KB)Chris55300dpi resolution

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