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Gordon Aspin

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Gordon Aspin
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  • I keep the calibrated files (as these are, I think, unlikely to be improved by future changes to the calibration processes) but dump the debayered, cosmeticised, and registered files as these can relatively easily be regenerated if needed, perhaps w…
    in What Files are Worth Keeping?? Comment by Gordon Aspin April 2023
  • On nebula targets I use longer exposures to capture the faint nebula details but remove the stars in processing and replace with stars captured with shorter exposures to try to get the best of both worlds. Gordon
    in Exposure Tolerance vs HDRComposition Comment by Gordon Aspin November 2022
  • The script file is attached for anyone who would like to test it out. It seems to work ok in the tests that I've done so far - but no warranties! You will need to copy it to a suitable location and then select Feature Scripts in the Scripts menu and…
    in Gum15 - Selective Hue Shift - Color Mask script Comment by Gordon Aspin October 2021
  • At the moment it's just me editing the code. I've never released a script and anyway it's mostly the original code with just this small change. I can post it here if people would like to test it out? Gordon
    in Gum15 - Selective Hue Shift - Color Mask script Comment by Gordon Aspin October 2021
  • Hi Adam Picking up on this old thread where the hue values don't seem to correspond to what's expected in the ColorMask script, I modified the script to globally replace the function CIEh() to H() so that the script is using the H rather than the h …
    in Gum15 - Selective Hue Shift - Color Mask script Comment by Gordon Aspin October 2021
  • You could try the technique here https://www.chaoticnebula.com/pixinsight-star-removal-with-starnet/ I haven't used this approach myself but it may help with bigger stars which seem to be your main concern.
    in Starnet and Narrow Band and scars Comment by Gordon Aspin October 2021
  • I'm also using Baader and they're fine on my setup. Do the blue stars look like they're properly focused? To salvage something from your data you could try using a blue colour mask to select the halos and then replace with local background from a b…
    in Combating Chromatic Aberration? Comment by Gordon Aspin October 2021
  • Are you using OSC or mono with RGB filters? If the latter I found that changing to better filters helped with blue bloat on my original doublet setup. But it does really sound like you're not getting the performance you should from a decent triplet …
    in Combating Chromatic Aberration? Comment by Gordon Aspin October 2021