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M 101

Posted: Mon May 18, 2015 2:06 am
by Cheman
At last a break in the clouds.

Image

comments welcome
Che

Re: M 101

Posted: Mon May 18, 2015 7:43 am
by admin
Detail is tack sharp, colors spot on. Very nice!
I can spot some faint satellite trails though (not a biggie IMHO). What sort of stacking method did you use?

Re: M 101

Posted: Mon May 18, 2015 1:31 pm
by Cheman
Hi Ivo
Thanks for the comment.
I used Auto Adaptive Weighted Average in DSS. It doesnt seem to completely get rid of the sat trails, but the remaining ones are pretty faint. What method would you suggest
Che

Re: M 101

Posted: Mon May 18, 2015 11:08 pm
by admin
Cheman wrote:Hi Ivo
Thanks for the comment.
I used Auto Adaptive Weighted Average in DSS. It doesnt seem to completely get rid of the sat trails, but the remaining ones are pretty faint. What method would you suggest
Che
Yeah, not a huge problem at all. Kappa-Sigma clipping tends to be pretty good at getting rid of outliers like satellite trails. Have you ever used it in the past? That said, Auto Adaptive Weighted Average should've done a decent job as well. It's one of those YMMV things...

Re: M 101

Posted: Mon May 18, 2015 11:12 pm
by Cheman
I've probably tried most of the options at one time or another ;) Next time I have some visible trails I'll try the Kappa-sig.

Re: M 101

Posted: Sat May 23, 2015 6:59 pm
by akeru
Nice image Cheman. Congrats!

Re: M 101

Posted: Sun May 24, 2015 2:16 am
by Cheman
thanks Roberto
I like your M51, Nice job on it
Che