Sun on July 4th

 

Sun on July 4th in H-alpha using my Sol'Ex Pro.

CaII H Image of the Sun

 

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

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

JASON2025 June 21 & 22, 2025

Next weekend, June 21 and 22, MARS60 is organizing their Journées de l'Astronomie Solaire de l'Oise et du Nord @ Baron (France). My objective is to meet other Sol'Ex users and what's the next level.

200.000 visitors on my Blog

 

Reaching 200.000 visitors on my blog. Thank you all for reading my blogposts. 

Sunspot AR4100 third tour AR4055 and 4079

Sunspot AR4100 made his third tour around the Sun. I made images of all the three tours of this Sunspot. At first this was sunspot AR4055 in the beginning of April, on May 1, it was sunspot AR4079 and by end of May it was Sunspot AR4100.

Flare M3.5 in AR4100 with Sol'Ex in CaIIK