Saturday, November 12, 2022

Sunspot AR3141 - CaK and White light

 




Sunspot AR3141, AR3140 and AR3145 observed on November 12, 2022. Sunspot AR3141 not only photographed in White Light but also with CaK filter.

Setting : TAL200K f/8.5, ND3.8 filter, CaK filter, ASI290mm, Barlow x2
Software : SharpCap4, AS3! (50% stacked), IMPPG, CS4