The Astronomy Center has provided educational resources to introductory astronomy educators since 2003. Over the past 20 years, the rapid pace of discovery has rendered some of our linked resources obsolete. Thus, the Astronomy Center will be decommissioned on March 1, 2022. Our highest quality resources will be retained on ComPADRE.org.

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Results #1-#6 of 6
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Parallax 
  
Match Score:
100
Byline:
D. Stern
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This web page outlines the math and applications of parallax. Parallax is the shift in the apparent direction to an object when it is viewed from two separated locations. It allows…
  
Match Score:
100
Byline:
J. Calvert
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The text is on the classical doppler effect, the relativistic doppler effect, aberration, and the transverse doppler effect. It also discusses wave fronts, first-order and second…
Stellar Parallax and Aberration Package  [ Computer Program ]
  
Match Score:
100
Byline:
T. Timberlake
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The Stellar Parallax and Aberration Launcher package is a self-contained file for teaching the concepts of parallax and aberration of light as they apply to astronomy. The file…
Parallactic Proper Motion  [ Computer Program ]
  
Match Score:
100
Byline:
T. Timberlake
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The EJS Parallactic Proper Motion Model illustrates the phenomenon known as parallactic proper motion. Proper motion refers to the progressive (non-oscillatory) apparent motion of a…
Astronomical Parallax 3D  [ Computer Program ]
  
Match Score:
100
Byline:
T. Timberlake
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This Astronomical Parallax 3D Model illustrates the phenomenon of annual stellar parallax in astronomy. Parallax is the apparent displacement of an object relative to the background…
Astronomical Parallax 2D  [ Computer Program ]
  
Match Score:
100
Byline:
T. Timberlake
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The Astronomical Parallax 2D Model illustrates the phenomenon of parallax in astronomy. Parallax is the apparent displacement of an object relative to the background that is caused…