Image processing

New Topic

473 topics

Page 16 of 19
- Jump to page:
Previous
1
…
14
15
16
17
18
19
Next

Topics

Replies

Views

Last post

PixInsight DSLR Raw settings

Last post by jrm_astro « Sat Dec 21, 2019 7:40 am
Replies: 2
by jrm_astro » Sat Dec 21, 2019 3:21 am

First post

Hi all,

I have recently downloaded a trial licence from PI to ensure I love it before purchase.
Earlier this year I was learning about PI and...

Last post

Cheers Steve, that makes sense.
I hope I don' have to create another account, I have so many forum/software accounts already :)

John

2 Replies

1284 Views

Last post by jrm_astro
Sat Dec 21, 2019 7:40 am
Stacking with monochrome

Last post by Stuart « Sat Dec 21, 2019 12:16 am
Replies: 2
by Baskevo » Fri Dec 20, 2019 2:18 pm

First post

I still have a ton to learn. I was wondering if you guys could answer a few questions for me about stacking in PixInsight with multiple filters and...

Last post

Howdy
Question #1: I have a CCD, not a CMOS so I can't answer the flat-dark question. I just use bias frames.

Question #2: You can do calibrate only...

2 Replies

1342 Views

Last post by Stuart
Sat Dec 21, 2019 12:16 am
Now THATS some vigenetting!!!

Last post by UlteriorModem « Fri Dec 20, 2019 9:36 pm
Replies: 5
by UlteriorModem » Fri Dec 20, 2019 6:47 pm

First post

The story is this is the first set of data collected with the new ASI071mc-pro.

I did have bias and dark calibration frames, but no flats. But I...

Last post

Your welcome! That is why I posted the findings it to help folks out :D

I probably never noticed it so much with the ASI1600mc which has a smaller...

5 Replies

1702 Views

Last post by UlteriorModem
Fri Dec 20, 2019 9:36 pm
New Astro Image Processing PC - Wow!

Last post by mbenjaminz28 « Wed Dec 18, 2019 4:53 pm
Replies: 21
by Juno16 » Sat Dec 07, 2019 2:05 am
1

2
First post

Hi everyone,

My son and I have been talking about building a new pc for the past several years. He’s been away at the University of California at...

Last post

Nice set up! Currently I am running a older Dell XPS i7 4770 desktop, not slow,but certainly could be faster. I ordered a new Dell G5 gaming...
21 Replies

5407 Views

Last post by mbenjaminz28
Wed Dec 18, 2019 4:53 pm
DSS Stacking Woes???

Last post by Juno16 « Wed Dec 11, 2019 3:12 pm
Replies: 17
by Juno16 » Mon Dec 09, 2019 3:22 pm

First post

Hi Everyone,

I have been fighting an issue for the past few days and I have run out of ideas. I though that someone here might have experienced...

Last post

I never thought of that, Jim. I just use the autosave file every time and never save the image after stacking. The only thing I ever save is the file...

17 Replies

3852 Views

Last post by Juno16
Wed Dec 11, 2019 3:12 pm
Processing, the need and some issues

Last post by Greenman « Sun Dec 08, 2019 8:28 pm
Replies: 4
by Greenman » Sun Dec 08, 2019 10:32 am

First post

My encounter with imaging M42 on my Celestron 102 OTA showed me the power of a fast (albeit cheap) refractor. The issue, as warned of here, is CA....

Last post

Ah yes, using the flat as a layer work much better and adds back some pop.

Cheers Steve, of course I could have read the manual...

4 Replies

1676 Views

Last post by Greenman
Sun Dec 08, 2019 8:28 pm
MLT Noise Reduction Question

Last post by Stuart « Sun Dec 08, 2019 5:06 pm
Replies: 11
by Baskevo » Fri Dec 06, 2019 5:41 am

First post

Hi y'all,

During these last few days it has been ridiculously cloudy, and I have been going through some old data with pixinsight. I had a question...

Last post

Hi James,
Here is a free video series by Warren

Here are the new videos by Warren, including MLT and work flows

Here are Adam Block's...

11 Replies

2682 Views

Last post by Stuart
Sun Dec 08, 2019 5:06 pm
Combing RGB and narrow band

Last post by 1jimalexander « Sun Dec 08, 2019 12:37 am
Replies: 5
by 1jimalexander » Thu Dec 05, 2019 5:18 am

First post

I capture using a CCD mono with filters. I process with DSS and Photoshop. I’m looking for the best way to add visible and narrow band to the same...

Last post

Thanks to all for your suggestions. I believe I'll try pasting into layers with PS and play with the blending and opacity.

5 Replies

2112 Views

Last post by 1jimalexander
Sun Dec 08, 2019 12:37 am
problem with o3 data

Last post by Micke187 « Fri Dec 06, 2019 12:01 pm
Replies: 7
by Micke187 » Wed Oct 09, 2019 6:26 pm

First post

I have collected some O3 data on the heartnebula but i think i got a gradient that dont think is part of the nebula.
I come and think if it could be...

Last post

So i have had some major improvents on my o3 data and it looks like the black paint really made a difference. So my conclusion is that i was getting...

7 Replies

2350 Views

Last post by Micke187
Fri Dec 06, 2019 12:01 pm
Uth oh?

Last post by UlteriorModem « Fri Dec 06, 2019 1:15 am
Replies: 14
by UlteriorModem » Wed Dec 04, 2019 11:46 pm

First post

Recently I have noticed all of my images have a 'glow' on the right hand side.

I suspected the calibration frames so I processed it with no...

Last post

Okay got a new set of calibrated flats to go with the darks I got yesterday.

Applied those and it is better, I 'think'.

A background extraction...

14 Replies

3396 Views

Last post by UlteriorModem
Fri Dec 06, 2019 1:15 am
Eeeee! This is Gonna be Interesting

Last post by Stuart « Tue Dec 03, 2019 2:50 am
Replies: 16
by OhNo » Sun Nov 10, 2019 11:23 pm

First post

Just purchased a license for PixInSIght 1.8.8, WOW, I've got some studying ahead. Any recommendations on where to start? Have found some videos, and...

Last post

Hi James,

It's something to do with preprocessing files before image integration. I have never used it. Kayron used it in his example, and beginners...

16 Replies

4065 Views

Last post by Stuart
Tue Dec 03, 2019 2:50 am
Printing Astro Photo Blues

Last post by Juno16 « Mon Dec 02, 2019 7:36 pm
Replies: 16
by Juno16 » Fri Nov 15, 2019 3:21 am

First post

Good Evening!

I am asking for guidance about an issue that I have when printing astrophotography using an online printing service.

I have posted...

Last post

Thanks a bunch Sea_Change!

I will certainly keep my eye out for that selection.

I have found that if I open the image in PS and raise the...

16 Replies

4149 Views

Last post by Juno16
Mon Dec 02, 2019 7:36 pm
Question for StarTools/DSS users.

Last post by Star Dad « Fri Nov 29, 2019 6:20 pm
Replies: 4
by starfield » Wed Nov 27, 2019 9:17 pm

First post

Hi all,

Quick question on processing DSS file in StarTools. I've read different advice on which way to open the files from my OSC camera. Should I...

Last post

Oh great! Now I have to reprocess my latest images yet again :sigh: :twitch: non-white balanced. Be interesting to see if there is (much of) a...

4 Replies

1937 Views

Last post by Star Dad
Fri Nov 29, 2019 6:20 pm
M31: Any PI challengers for more LP Data?

Last post by Baskevo « Fri Nov 29, 2019 6:33 am
Replies: 7
by Baskevo » Sat Nov 23, 2019 11:18 pm

First post

Hi Ya'll! As I'm waiting for my new OTA from ES, I have been playing around with the stacking process with some data gathered with my original ED80....

Last post

Here you go:
dynamic crop
DBE
Background neutralization
Color calibration
MLT
Arcsinstretch
HIstogram transformation (multiple iterations to taste)...

7 Replies

2199 Views

Last post by Baskevo
Fri Nov 29, 2019 6:33 am
Plate Solving Question

Last post by Baskevo « Thu Nov 28, 2019 8:13 am
Replies: 8
by Baskevo » Wed Nov 27, 2019 8:42 am

First post

Hey guys,

I've been using APT to plate solve, and was wondering about framing over multiple nights... Say I want my target to be a little over to...

Last post

Thanks for the replies guys! I will have to see if APT lets me save coordinates or something. If not, I know I can at least write them down and use...

8 Replies

2681 Views

Last post by Baskevo
Thu Nov 28, 2019 8:13 am
Flats trouble?

Last post by bobharmony « Tue Nov 26, 2019 2:43 pm
Replies: 75
by bobharmony » Sun Oct 13, 2019 8:21 pm
1

2

3

4
First post

I decided that my Iris data could benefit from fresh darks and a new master bias, as I can use any help available in getting at the dark dustiness...

Last post

I have been experimenting with all sorts of things on the flats front and finally realized I was just confusing myself more, so I stopped and did a...
75 Replies

17405 Views

Last post by bobharmony
Tue Nov 26, 2019 2:43 pm
DSS Stars have no guts

Last post by jrm_astro « Tue Nov 26, 2019 8:21 am

by jrm_astro » Tue Nov 26, 2019 8:21 am

Hi All,

When I stack in DSS and bring the Tif over to PS for processing I see my stars have no middles. They appear very green, like halos with some...

0 Replies

971 Views

Last post by jrm_astro
Tue Nov 26, 2019 8:21 am
PixInsight Weighted Batch Preprocessing Script Released

Last post by XCalRocketMan « Sat Nov 23, 2019 2:29 am
Replies: 18
by fatboy1271 » Tue Nov 19, 2019 8:33 pm

First post

It appears I missed the release of PixInsight 1.8.8 on 2019-11-08. I installed it today and then I had about 3 rounds of updates afterwards. It looks...

Last post

Something else to keep in mind. I have been getting memory errors (crashes because protected memory is trying to be read/written) using the new PI...

18 Replies

6001 Views

Last post by XCalRocketMan
Sat Nov 23, 2019 2:29 am
Is this a type of noise from DSLR?

Last post by Baskevo « Wed Nov 20, 2019 9:53 pm
Replies: 9
by Baskevo » Tue Nov 19, 2019 6:27 am

First post

Hi guys,

So I've been trying to process DSLR images in PI, and after stacking I keep getting this weird red noise-type structures... Here's an...

Last post

It was definitely my stacking process! I stacked the exact same frames through DSS, and got a WAY better result! :D

This is only an auto-stretched,...

9 Replies

2560 Views

Last post by Baskevo
Wed Nov 20, 2019 9:53 pm
APT Histogram

Last post by Graeme1858 « Tue Nov 19, 2019 10:53 pm
Replies: 2
by Graeme1858 » Tue Nov 19, 2019 9:23 pm

First post

A quick question if I may.

This is a screen grab of my histogram in APT. The Luminance graph is shaded with a gap. Does the gap suggest ideal...

Last post

When in doubt, RTFM...

Anybody could do that!

I'll abandon the pursuit of experienced personal advice then and go read the book! :D

Thanks for...

2 Replies

1306 Views

Last post by Graeme1858
Tue Nov 19, 2019 10:53 pm
Starnet++ and MAC

Last post by Astrovetteman « Tue Nov 19, 2019 5:16 pm

by Astrovetteman » Tue Nov 19, 2019 5:16 pm

Does anyone know how to get Starnet++ into the newest version of Pixinsight on a MAC running Catalina?? I've tried reading the read me in the...

0 Replies

1039 Views

Last post by Astrovetteman
Tue Nov 19, 2019 5:16 pm
Star net users?

Last post by STEVE333 « Mon Nov 18, 2019 11:36 pm
Replies: 3
by UlteriorModem » Sun Nov 17, 2019 1:24 pm

First post

Greetings fellow Star Net users!

Star net is a module for Pixinsight which does a fantastic job of removing stars from an image so that the object...

Last post

I've had pretty good success as follows:

1) Run Starnet to produce the starless image.
2) Enhance the starless image, but, don't reduce the black...

3 Replies

3180 Views

Last post by STEVE333
Mon Nov 18, 2019 11:36 pm
Tilt and curvature in my images

Last post by ic_1101 « Sun Nov 17, 2019 10:40 pm
Replies: 4
by ic_1101 » Thu Nov 14, 2019 5:35 pm

First post

I'm trying to figure out why there is a curvature or tilt in my images as seem by the elongated stars in the top left of the image.

IMG_6291.JPG...

Last post

Thx JT, I think it was just dumb luck. After eliminating every other component I focused on the filter and it dawned on me that a glass filter will...

4 Replies

1622 Views

Last post by ic_1101
Sun Nov 17, 2019 10:40 pm
Learning about PixInsight processing

Last post by XCalRocketMan « Sun Nov 10, 2019 5:17 am
Replies: 7
by Ken_nneth » Wed Nov 06, 2019 10:25 am

First post

Working with PixInsight to learn how to get good results from my subs. Trying a new method where I separate the stars from the image and process the...

Last post

I am always trying to improve my processing with respect to removing stars. I have not had much luck with PixInsight. Seems like I can't remove all...

7 Replies

1884 Views

Last post by XCalRocketMan
Sun Nov 10, 2019 5:17 am
Stacked too many images?

Last post by XCalRocketMan « Sat Nov 09, 2019 11:10 pm
Replies: 8
by maceemiller » Thu Oct 31, 2019 6:14 am

First post

Hi all.

Last night I went out with my smartphone and tripod and took 94 , 10 second exposure RAW images of a section of sky.

I stacked them using...

Last post

In principle more subs is better and I certainly stack more than 100 regularly. As @bobharmony mentioned, a few bad subs can mess up the result....

8 Replies

2187 Views

Last post by XCalRocketMan
Sat Nov 09, 2019 11:10 pm

New Topic

473 topics

Page 16 of 19
- Jump to page:
Previous
1
…
14
15
16
17
18
19
Next

Return to Board Index

Forum permissions

You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum
You cannot post attachments in this forum