Sunspot as seen by the Vacuum Tower Telescope
T.Rimmele/NSO/AURA/NSF · Download full size image
Sunspot as seen by the Vacuum Tower Telescope
Picture of a sunspot taken with the National Solar Observatory's Vacuum Tower Telescope (now redesignated as the Richard B. Dunn Solar Telescope) at the Sacramento Peak Observatory, showing features on a scale of about 100 km. Image provided by T. Rimmele. Posted on: 28 Feb, 2005
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