Search found 44 matches
- 09 Apr 2019, 06:03
- Forum: Image processing and analysis
- Topic: How to make a part of the image look negative within the same image
- Replies: 6
- Views: 3408
Re: How to make a part of the image look negative within the same image
I would do that with Photoshop (or some other similar software).
- 08 Apr 2019, 19:54
- Forum: Image processing and analysis
- Topic: Plate-solve-goto-center just perfect !
- Replies: 9
- Views: 5205
Re: Plate-solve-goto-center just perfect !
I was using C8 @ 1390mm, SXV-694 Pixel size: 4.54uM x 4.54uM Field size 30.9 x 24.7 arcmin 0.674 arcsec/pixel. Don't know what guiding camera has to do with this but it's a ASI120mm and 50mm finder. Strange thing is like I wrote first Find coordinates worked then tried Plate solve center, it moved a...
- 08 Apr 2019, 17:40
- Forum: Image processing and analysis
- Topic: Plate-solve-goto-center just perfect !
- Replies: 9
- Views: 5205
Re: Plate-solve-goto-center just perfect !
Back to this topic now that I have used AA's plate solving more. Mixed feelings about it. It doesn't always center object using plate solve (even if it has found coordinates). And in my last session I first used Find coordinates, then plate solve center, not center, then again Find coordinates and n...
- 20 Mar 2019, 20:54
- Forum: Image processing and analysis
- Topic: color synthesis window
- Replies: 4
- Views: 2661
Re: color synthesis window
Have you tried different demosaic settings ?
- 20 Mar 2019, 20:41
- Forum: Image processing and analysis
- Topic: Plate-solve-goto-center just perfect !
- Replies: 9
- Views: 5205
Re: Plate-solve-goto-center just perfect !
I just tried like Dunmunro with my C8@1390mm and iOptron CEM60-EC mount.
Find coordinates worked but the rest - Center (plate solve) did not.
Find coordinates worked but the rest - Center (plate solve) did not.
- 15 Feb 2019, 12:30
- Forum: Image processing and analysis
- Topic: New cometary filter ?
- Replies: 1
- Views: 1507
New cometary filter ?
Would it be possible to implement filter used here:
http://www.psi.edu/research/cometimen
PDF:
https://tempel.psi.edu/cometimen/Descri ... cility.pdf
Source code:
https://tempel.psi.edu/cometimen/techniques.html
http://www.psi.edu/research/cometimen
PDF:
https://tempel.psi.edu/cometimen/Descri ... cility.pdf
Source code:
https://tempel.psi.edu/cometimen/techniques.html
- 30 Jan 2019, 07:03
- Forum: Image processing and analysis
- Topic: Preprocessing- "reject bad images" not working
- Replies: 6
- Views: 3341
Re: Preprocessing- "reject bad images" not working
Update: I lowered the threshold to 1.5 and only one in stack, then 1.8 and 3 were rejected from stack.
- 28 Jan 2019, 10:49
- Forum: Image processing and analysis
- Topic: Preprocessing- "reject bad images" not working
- Replies: 6
- Views: 3341
Re: Preprocessing- "reject bad images" not working
Coming back to this older thread.
I stacked frames with AA7 using reject images and it seemed to accept all even if I set FWHM threshold as low as 2.
I stacked frames with AA7 using reject images and it seemed to accept all even if I set FWHM threshold as low as 2.