File:Pluto discovery plates.png

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Summary

Description Original plates from Clyde Tombaugh's discovery of Pluto. (apparent magnitude +15.1)
Date
Source http://www.planetary.org/explore/topics/pluto/plutodiscovery4.html
Author Clyde Tombaugh

Also visible in this image:

  • Wikisky image of this star field centered on coordinates 07 23 06.55 +21 49 38.5
  • HD 57673 (brightest star in this FOV at apparent magnitude 8.7 located above Pluto in Jan 23 photo)
  • Galaxy NGC 2365

Licensing

Public domain
This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1931.

Public domain works must be out of copyright in both the United States and in the source country of the work in order to be hosted on the Commons. If the work is not a U.S. work, the file must have an additional copyright tag indicating the copyright status in the source country.
Note: This tag should not be used for sound recordings.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:Pluto_discovery_plates.png

File history

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Date/TimeThumbnailDimensionsUserComment
current06:58, 25 October 2008Thumbnail for version as of 06:58, 25 October 20081,779 × 1,101 (675 KB)Padalkar.kshitij{{Information |Description=Original plates from Clyde Tombaugh's discovery of Pluto. (Apparent magnitude +15.4) |Source=http://www.planetary.org/explore/topics/pluto/plutodiscovery4.html |Date= |Author=Clyde Tombaugh |Permission= |other_versions= }}
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