Re: [APML] February Images and Other Stuff

[Matt BenDaniel <matt@starmatt.com>]

Jon Kolb wrote:
> > I notice some dark circles around almost all the stars
> > embedded in nebulosity in the IC405/410 and IC443 images.  I
> > think they significantly detract from the shots.  The easiest
> > remedy is to exclude those stars from the mask (i.e. only
> > shaping the field stars not embedded in the nebulae).
> 
> It's much less objectionable in the 405/410 image, since I didn't use
> any star shrinking technique on that one - the effect you noticed is
> probably due to unsharp masking in that image.  IC443 is another animal
> though, and I agree that the black eyes really detract from the
> nebulosity.  I just didn't think to draw a curve around the nebulae and
> remove those stars from the mask, but I'll try it again and see what
> happens.  BTW, I think a small amount of this effect gives sort of a 3D
> look, but it sure looks bad when overdone.

Jon,

Whether the source of the dark rings is shaping or sharpening, it looks
bad to me.
I use Photoshop's "unsharp masking" very sparingly if ever.
-- 
Matt BenDaniel
http://starmatt.com


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