Tuesday, May 20, 2025

Sun May 19 H-Alpha and HeID3

About 90 minutes after sunrise I'm able to observe the Sun with my Sol'Ex. Seeing should be better during these early moments. 

Setting:
TLAPO80/480 with Sol'Ex Pro 2nd Gen Slit and ASI678MM
Herschel Wedge
Tilt <0,5° and Sx/Sy < 1,1
Software: SharpCap, Inti, JSolex and CS4


Imaging H-Alpha en HeI D3