Log in

View Full Version here: : Sun spot 1931 - despite of clouds !

jsmoraes
27-12-2013, 11:56 AM
:mad2: Many clouds, but I could not hold out to post it.

GSO 305 mm - ASI120MC - Barlow GSO ED 2x
jsmoraes
28-12-2013, 01:21 AM
And with SPC 880 at same day, sooner, without clouds around.

Itīs curious that despite of better resolution and sharpness of ASI, it never get the granulation of solar surface, with barlow GSO ED 2x. Would be because of spherical distortion of this barlow ?