Thanks Adam, I guess I was approaching it as blending two different sets of OSC RGB data, but as you point out, the RGB ultra really is NB and not jus "light pollution" filtering, that's what's causing the issues. Thanks.
So, interesting follow-up findings:I made new flats with a Photoshop calibrated white background on iPad Pro using initially (for 1 and 2 below) the default ASIAir recommended automatic flat exposure setting:1. with Antlia RGB filter at ASIAir recom…
Adam, thank you for the thoughts.
1. The non-drizzled master has same effect.2. Regarding data quality, there was almost 12 hours of integrated data from 3 nights3. Your third point is interesting. I posted same question on Pixinsight forum and a fe…
Nope. I have included a link to dropbox folder of masters and a calibrated light frame.
A little nervous now, I have watched most of your videos and starting to feel like a failing student!
https://www.dropbox.com/scl/fo/etphw0fyywtnv9k9fs0dn/h?rlke…
No zeros, lowest value is 0.0027. I also ran without any flats to see if somehow related to flats and same color issue. I was even thinking about just desaturating the background starless to get something out of the data but the galaxy is also affec…
Adam,
Thanks for following up. Unchecking CosmeticCorrection in WBPP did it. I had seen that post regarding CC but had not tried it as Juan subsequently commented and steered to rangecliphigh as culprit. Thank you.
PS: Can I make a plug for continu…
So I tried unchecking "clip high range" and separately tried unchecking "clip high pixels" in ImageIntegration, also tried unchecking "enable pixel rejection" in DrizzleIntegration, but no change with any of these with multiple separate runs. Any co…