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Three Rotations, Three Temperatures

AIA_2010_Comp_720p.jpg
 
 

Solar images in three different wavelengths in extreme ultraviolet light are combined together to show solar activity over almost three months (June 2 - Aug. 26, 2010). Each wavelength is shown in a different color. The wavelengths are at 211 (red - 2 million degrees), 193 (green - 1.3 million degrees), and 171 Angstroms (blue - 600,000 degrees). The cadence is basically a frame every 45 minutes. The brightest areas are active regions, which have stronger magnetic field than the surrounding area.

Search Tag(s): active regions

 

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