This is a Sunspot Image captured by Laurent Langelez on April.01, 2010. The image provides us a detailed view on Sunspot 1057. Laurent took it with Newton 254mm AstroSolar telescope, DMK 31AU03.AS astronomy cameraera, UI-IR Continuum Baader filter, and TeleVue Barlow Powermat x4. He also used Registax5 and Photoshop for image processing.
Thank you Laurent for the nice Sunspot image!