SUN Halpha - STL11000M (now sold)

20150223

Rather good weather this morning. Coronado SM90, Perl Vixen Fluo 102/900, single 16 bit frames processed with Wx. Color with GIMP2. Acquisition size. North is up.

20141112

Nice quiet Sun and weather. Coronado SM90, Perl Vixen Fluo 102/900, 30x bin 2x2 16 bit frames (20s download each) registered with AS!2 and processed with Wx. Color with GIMP2. Acquisition size.
Click on image for 130% size ...

20140302

C2-Flare

(Right click on image to download the AVI(5 MB) / left click to see the animation ...)

20140225

Infos from spaceweather.com

Click on left image to see C-flare of 1986 in original size !

 

Click on image to see crossed-eyes version -->        

 

20140202

 

 

Items in place :

Complete assembly (full Sun)

Left with 1.6x Antares barlow for the full Sun and right with Powermate 4x for about 3/4 of the Sun surface

   ...

Another trial I used (20141027) but don't like (occurence of rotation) ...

Note : suitable combinaison for pre-focusing :