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Graph of Angular Spectrum
7 Year CMB Angular Spectrum

The "angular spectrum" of the fluctuations in the WMAP full-sky map. This shows the relative brightness of the "spots" in the map vs. the size of the spots. The shape of this curve contain a wealth of information about the history the universe.

Based on the 7 year data release.

Credit: NASA / WMAP Science Team

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WMAP # 111133

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