Full disk white-light photomosaic
Whitelight photomosaic of Sunspot 12339 on the eastern limb
Whitelight photomosaic
Ultraviolet (390nm) photomosaic
Ultraviolet (390nm) image of Sunspot 12339
Green filter image captured with a 100mm f5 Helios refractor and vesta pro webcam. Motorised EQ5 Mount and Baader ND5.0 solar filter.
DIY focal reducer made from a 30mm achromatic lens (10mm field stop added)
