Thursday, June 19, 2025

Sun H-Alpha and huge prominence

Early this morning around UT5h17 weather conditions were rather good, with good transparancy but fair seeing.
On the east side a huge prominence is visible.

Setting: TSTLAPO80/480, Sol'Ex Pro 2nd Gen slit, ASI678MM
Herschel wedge
Sx/Sy < 1,1 Tilt <0,3°
Software: SharpCap, Inti, CS4, DeNoise AI