Sun in White Light With Questar 3.5" + Baader ND3.8 Full Aperture Filter Freshly Minted! Uploaded 6/9/13 Weekend Report For the weekend of June 8-9, 2013
 Here are a few shots of the Sun from Saturday morning after I came back from an early morning run with the 3.5 Questar set up on the balcony. I had just finished making a new solar filter for it, and this was the test run. It passed.
Images below are 800-1290 wide and non clickable


Lets start with the prime focus images. At 1300mm FL, only about 1/3 the sun can be imaged at a time with one shot. A very nice sunspot group appears near the center of the Sun:

The opposite side of the limb shows some interesting facular details too:

Next, we switch in the 2x built in barlow with a lever on the back of the tube for a closer look. Now that granulation starts to really show!

And the

And the Facular Regions:

Finally, with the 3x Klee barlow, the granulation is now very easy. While not completely resolved into angular polygons, the small 1.4 arc second details still recorded remarkably well:

Instruments: Vintage 1960 Questar 3.5 with Baader ND3.8 filter + Continuum + IR/UV blocker Platform: Questar Camera: DMK 51 USB Location: Payson, Arizona Elevation: 5150 ft. Sky: Seeing 2/5, Transparency 9/10 Outside Temperature: 90F Processing: Autostakkert 2, Photoshop CS2 Solar Home Page HOME SCHMIDT GALAXIES EMISSION NEBS REFLECTION NEBS COMETS GLOBULARS OPEN CLUST PLANETARIES LINKS