And here it is with the plain PST:
Friday, October 12, 2012
AR 1589 Double- and Single-Stack
Although the sky was a clear, deep blue today, seeing was not good. Crisp air and local ground heating produced lots of turbulence. However, I think I am getting the hang of the doublestack now. Very, very fine adjustments make a huge difference. Here is AR 1589 with the DS:
And here it is with the plain PST:
The differences are something I have noticed about the DS filter. It produces images that are more detailed and yet "softer" and more "photographic." I hope to have some good seeing soon, so that I can see what the DS is really capable of!
And here it is with the plain PST:
Subscribe to:
Post Comments (Atom)
The Horsehead Nebula with the Dwarf 3
Here's an image of the Horsehead Nebula captured under my Bortle 8/9 skies. There's 2.38 hours of total integration time, captured i...
-
I had a couple of emails asking how to defork an ETX telescope. The ETX 90 and ETX 125 were optically superb scopes, but the mounts left a... -
The clouds melted away last night with a northerly breeze and a clear, transparent sky opened up. As it does not get dark until around 10... -
Like the Ring Nebula, the Dumbbell nebula is a planetary nebula marking the end of a star's life as it puffs off its outer layers into s...
No comments:
Post a Comment