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The Sun at 195nm
SOHO observations of the Sun's outer atmosphere (FeXII at 195nm)
The level of solar activity goes through a cycle of maxima and minima with one cycle lasting roughly 11 years In 1996 the Sun was around minimum, and in 2000 it reached maximum In 2007 the Sun is again around minimum at the end of the
Tags : SOHO Sun FeXII 195nm astronomy
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video subido por BrunoTheQuestionable .
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