Sunspot 2699 In Ha And White Light Progressing Across Disc
Taken by Roger Samworth on February 16, 2018 @ Nailstone, Nuneaton, UK
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These images were acquired indoors, through double glazing with a telescope sat on a bedroom window-sill.
Details: As on 11 Feb, Lunt LS35THa + Bresser Mikrokular full HD. Focal reducer for the whole disc, X2 barlow for the details. White light image with an 80 mm f/5 refractor and the same camera. Processed with GIMP 2.
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