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The upper image is Sunspot
0756 taken on 30 April 2005 at 1740h BST (1640h
UT) afocally using a 15mm Plossl eyepiece on a
114mm reflector telescope with a Baader foil sun
filter. Camera settings were ISO 100, f/4.2,
1/15sec, manual focus. The image was processed
using Adobe Photoshop CS.
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This sunspot group is about
5 times wider than the Earth.
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The lower image was taken on
02 May 2005 at 1740h BST (1640h UT) using same
eyepiece and camera settings. 33 images were
stacked using Registax3 and processed using Adobe
Photoshop CS.


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