Anne van Houwelingen

Comments

• Adam, Ahhh, memories. Wodasky's zone system. :-)I still have the book and actually it is very good. Because it teaches to look at an image at different levels and forces you to think what to emphasize on that level.  As for GHS. Sliders are fairly i…

  in Generalized Hyperbolic Stretch (GHS) Script for "Designer Transforms" Comment by Anne van Houwelingen March 2022
• Hi Alan, Do not forget to include Starnet V2 in your experiments. It has been much improved. Sometimes StarXterminator works better, sometimes Starnet V2. Anne

  in StarXterminator and removing stars Comment by Anne van Houwelingen February 2022
• Hi Alan, I am (no) BlockHead, but in the spirit of interaction I will give you my view. In narrowband imaging, it is quite customary that signal strengths are taken out of proportion. Specifically the OIII signal (when doing HOO) is much weaker than…

  in StarXterminator and removing stars Comment by Anne van Houwelingen February 2022
• A kick for this post. It is in many ways a much better masked stretch and does not blow up star cores like HT can do.However, it needs getting used to. Understanding the interplay between the 5 parameters is not trivial. I have used it many times no…

  in Generalized Hyperbolic Stretch (GHS) Script for "Designer Transforms" Comment by Anne van Houwelingen January 2022