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UPDATE FROM MABULA

I have had a very rough 2 months unfortunately health wise. I was struck 3x in a row with bacterial infections. The second infection occurred  after a routine hospital checkup and I became very sick. I had to rest and take a lot of antibiotics. Once I was recovering and restarting work 1 month ago, I again became sick. The infection was not yet gone, so even more antibiotics and rest was needed. Needless to say, it took a lot of my energy and I needed a lot of rest.

 

Finally, the infection is really gone and my energy is coming back step-by-step now and I have started work again. I am terribly sorry to have kept you waiting for support. I will address all outstanding questions and e-mails step-by step and will be on the forum daily from today.

 

APP 2.0.0-beta47 will come soon as well, a lot of work was already completed before I became very ill, so the release is also nearly ready for you. Beta47 will be much faster actually. Many workflows will be more than 2x faster, mosaics can even be 10x faster than before because registration really received a major boost... all compared to beta46.  Before I release it, I will make sure that everything is working properly and then I will release it.

Heavy vignette even using all calibration frames (darks, flats, dark flats, bias)

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(@goateeap)
Brown Dwarf
Joined: 6 years ago
Posts: 3
Topic starter  

New user, first time poster. I'm trying to process a Pleiades session. Canon 6D, 300MM, 800ISO for everything. One session. All calibration frames. I've run through processing multiple times, omitted bias, tried just lights and darks, tried different things, similar result every time. Crazy heavy vignetting as in the attached picture. #1 I would not expect that given the calibration frames. #2 LPC does not fix it. #3 Seems to work well on other sessions with the same setup that I have processed. What am I missing? Thanks in advance.

Pleiades St


   
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(@astrogee)
Black Hole
Joined: 8 years ago
Posts: 239
 

Maybe compare your calibration frames with previously successful sessions. Guessing, maybe the flats could have been at a different focal point. Also, for sure the same setup? I had bad vignetting that was actually due to light pollution created by extension tubes that were shinny on the inside surface - a once pristine optical system unwittingly ruined by cheap extension tubes. Good luck!



   
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(@nigelg)
Molecular Cloud
Joined: 6 years ago
Posts: 3
 

Were you able to resolve the vignetting?



   
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