AO corrected sunspot

About this image

Image of a sunspot with (top) and without (bottom) adaptive optics correction. The uncorrected image was tip/tilt stabilized. The picture was taken at a wavelength of 500nm with an exposure time of 200ms, and the tick marks are 0.5 arc seconds apart.

See the June 2003 NOAO Newsletter (currently only available in PDF format), and the companion image from the article.

More: solar page.

Minimum credit line: NSO/AURA/NSF

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