Image processing

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Creating a Lunar Mosaic Using a CMOS Camera

Last post by Don Quixote « Mon Oct 14, 2019 3:46 pm
Replies: 12
by bladekeeper » Sun Oct 13, 2019 12:49 am

First post

Creating a Lunar Mosaic using a CMOS Camera

This tutorial will show you how to capture and create a lunar mosaic using a CMOS camera. A CMOS camera...

Last post

You have done a very nice job here Bryan.
Thank you for investing in this way in all of us.
Bravo !

12 Replies

154 Views

Last post by Don Quixote
Mon Oct 14, 2019 3:46 pm
Flats trouble?

Last post by bobharmony « Mon Oct 14, 2019 11:45 am
Replies: 5
by bobharmony » Sun Oct 13, 2019 8:21 pm

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...

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Hi Bob,
I'll tell you what I tell everybody about flats. The histogram is misleading and almost always leads to flats that are way too dark. The best...

5 Replies

57 Views

Last post by bobharmony
Mon Oct 14, 2019 11:45 am
Short exposures + LP = NOISE!

Last post by bobharmony « Mon Oct 14, 2019 11:09 am
Replies: 40
by Larry 1969 » Mon Oct 07, 2019 2:55 pm
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First post

Hello all!

I may have reached the limitations of my set up (10 GoTo Dob + DSLR w/ CLS-CCD clip in filter in Bortle 6 skies).
I posted recently in...

Last post

Larry, I'm not sure there is anything wrong. Have you tried loading the output from DSS into another program, like StarTools, and seeing what is...
40 Replies

521 Views

Last post by bobharmony
Mon Oct 14, 2019 11:09 am
Bad stars

Last post by Baskevo « Mon Oct 14, 2019 6:13 am
Replies: 12
by spectre » Sun Oct 06, 2019 9:09 pm

First post

Hi All,
I have been having some problems with deformed stars as well as color gradients across the stars. This is only 12 X 60 seconds of NGC 7789...

Last post

So it looks like, with the spacers, the field flattened out better, but my stars still look really weird... Here's a screenshot of an auto-stretched,...

12 Replies

230 Views

Last post by Baskevo
Mon Oct 14, 2019 6:13 am
New Flats Question :)

Last post by Baskevo « Mon Oct 14, 2019 1:53 am
Replies: 24
by fatboy1271 » Thu Oct 10, 2019 8:11 pm
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First post

I had some issues with PI, that turned out to be somewhat self-induced... :| Anyway, I'm able to get back to my Processing lessons!

My last session...

Last post

Good point JT! What I was doing was tearing down and bringing everything in side to do my calibration frames, so the automatic sensor cleaner would...
24 Replies

190 Views

Last post by Baskevo
Mon Oct 14, 2019 1:53 am
Dark Frame Library With Nikon DSLR

Last post by Juno16 « Sat Oct 12, 2019 8:23 pm
Replies: 26
by Juno16 » Sun Oct 06, 2019 11:28 pm
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First post

Hi All,

I was reading the post Dark Frame Library from Jockinireland

I didn't want to add another post because my question is mainly concerning...

Last post

The temperature rose 10 degrees F and stabilized! I was floored! I had no idea the camera generated that much heat!!! Scary isn't it. You and I live...
26 Replies

248 Views

Last post by Juno16
Sat Oct 12, 2019 8:23 pm
problem with o3 data

Last post by Micke187 « Thu Oct 10, 2019 7:05 am
Replies: 3
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...

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But if i need to change filter maybe the new baader series would be good? The o3 is 4.5nm. Havent heard so much about them but its baader so it...

3 Replies

60 Views

Last post by Micke187
Thu Oct 10, 2019 7:05 am
Problems with ES field flattener?

Last post by JayTee « Wed Oct 09, 2019 9:58 pm
Replies: 5
by Baskevo » Tue Oct 08, 2019 8:20 am

First post

Hey guys, so I know Spectre has a recent post similar to this about weird stars, but I didn't know if it is the same problem as my stars look a...

Last post

Having worked in the optical field professionally (IR sensors and telescopes), I'm afraid we may be entering into a realm where if we ask the source...

5 Replies

81 Views

Last post by JayTee
Wed Oct 09, 2019 9:58 pm
RAW.... I've wasted sooo much time!!! Help???!!!???

Last post by Scott Maze « Tue Oct 08, 2019 3:33 am
Replies: 9
by Scott Maze » Thu Oct 03, 2019 7:46 pm

First post

Took some raw photos at the beach of milkyway... cant open, cant convert, read how to edit but my program sucks... my 10 year old girl helped me......

Last post

Thank each one for the replies!

... 2x7Ha?dl=0

These are the raw originals... not fancy just want the memories... good quality jpegs is the goal...

9 Replies

166 Views

Last post by Scott Maze
Tue Oct 08, 2019 3:33 am
Trouble with Flats

Last post by Baskevo « Mon Oct 07, 2019 1:15 pm
Replies: 14
by Baskevo » Wed Oct 02, 2019 12:17 am

First post

Hey everyone,

So I set up APT last night and used the flats plan, which auto-selects the exposure time. But even before last night, I have been...

Last post

Great idea lol Thanks again Yobbo! I appreciate it. Clear skies to you!

14 Replies

183 Views

Last post by Baskevo
Mon Oct 07, 2019 1:15 pm
dark frame library ?

Last post by Star Dad « Sun Oct 06, 2019 8:04 pm
Replies: 16
by Jockinireland » Sat Oct 05, 2019 4:50 pm

First post

I am thinking of setting up a dark frame library for each of my 2 Canon EOS 1100d cameras.

I do understand what dark frames are and how to take...

Last post

I usually end up taking darks AFTER I pre-process images - if there is a problem. I am finding that with my Canon 70D that I get surprised every once...

16 Replies

164 Views

Last post by Star Dad
Sun Oct 06, 2019 8:04 pm
Converting TIFF to FIT?

Last post by SkyHiker « Sun Oct 06, 2019 4:14 pm
Replies: 4
by starfield » Sun Oct 06, 2019 12:05 am

First post

Hi,

The other night I ended up capturing a bunch of SharpCap files as TIFF images instead of FITS. The causes me grief in DSS since it treats these...

Last post

The other night I ended up capturing a bunch of SharpCap files as TIFF images instead of FITS. The causes me grief in DSS since it treats these as...

4 Replies

80 Views

Last post by SkyHiker
Sun Oct 06, 2019 4:14 pm
NGC 6992: Any PI Challangers for Heavy LP data?

Last post by Stuart « Sat Oct 05, 2019 10:33 pm
Replies: 11
by fatboy1271 » Tue Oct 01, 2019 11:22 pm

First post

If anyone wants to try their hand at my NGC 6992 I'd love to see what you can come up with! I live in a Bortle 8-9.

I'm working my way through the...

Last post

Those are some nice processes. Better than mine!

11 Replies

182 Views

Last post by Stuart
Sat Oct 05, 2019 10:33 pm
5,000K-7,000K LED street lights vs AP

Last post by Star Dad « Wed Oct 02, 2019 6:29 pm
Replies: 5
by Star Dad » Tue Oct 01, 2019 6:47 pm

First post

My town (last December) installed blue-white LED street lights. I just got a new ASI294MC camera. The camera worked great out at Cherry Springs State...

Last post

Yeah, that is almost exactly what I'm seeing. I'm currently re-processing NGC7027. The first go-around in stacking was absolutely horrid. I somehow...

5 Replies

88 Views

Last post by Star Dad
Wed Oct 02, 2019 6:29 pm
processing photos

Last post by Jockinireland « Wed Oct 02, 2019 3:37 pm
Replies: 7
by Tylerbo » Thu Sep 26, 2019 2:09 pm

First post

hey guys crazy request here but I'm looking to process your data so I can become a better processor through pixinsight. if you have any stacked...

Last post

There is a ton of data here...

Its raw data as opposed to stacked but it is first class data to use to practice and develop your skills. Its...

7 Replies

161 Views

Last post by Jockinireland
Wed Oct 02, 2019 3:37 pm
PI: Major Version Update

Last post by JimMinCT « Tue Oct 01, 2019 9:35 pm
Replies: 1
by fatboy1271 » Tue Oct 01, 2019 5:53 pm

First post

If you're a PI user and you haven't received the email, 1.8.7 was just released!

Last post

I saw, I read, I downloaded...
But I'm in the middle of 3 different things in PI right now! :D
Looks like a nice upgrade, for free, I might mention....

1 Replies

46 Views

Last post by JimMinCT
Tue Oct 01, 2019 9:35 pm
What program do you use for processing?

Last post by SkyHiker « Tue Oct 01, 2019 6:36 am
Replies: 11
by Baskevo » Mon Sep 30, 2019 4:47 am

First post

Whats up everyone. I am learning how to process in PixInSight through the 45 day trial, and then I saw the price point... It's a really great...

Last post

I use Gimp, the free Photoshop. It has lots of flexibility in layers, pixel math, masks, filters. Other dedicated AP programs are easier to use, I...

11 Replies

174 Views

Last post by SkyHiker
Tue Oct 01, 2019 6:36 am
Stack images from different cameras?

Last post by madperk « Mon Sep 30, 2019 11:53 pm
Replies: 8
by Jockinireland » Sat Sep 21, 2019 5:21 pm

First post

So I have two sets of images of M27. The same OTA and Focal reducer but two different cameras - although both are un-modded Canon EOS 1100D. I have...

Last post

Take a look at starnet++ mentioned in this post.

And here are three shots from one of my posts showing some results.

8 Replies

185 Views

Last post by madperk
Mon Sep 30, 2019 11:53 pm
Mp4 no good?

Last post by maceemiller « Sun Sep 29, 2019 3:01 pm
Replies: 4
by maceemiller » Mon Sep 23, 2019 1:30 pm

First post

Hi all.

So I got a new camera app for my smartphone (I know!)

It produces excellent results filming anything so I thought I'd try the Moon. Looks...

Last post

Still havnt managed to find an AVI converter that will do the job.

I've cropped my video with shotcut and exported to TIFF.
When I get back to my pc...

4 Replies

125 Views

Last post by maceemiller
Sun Sep 29, 2019 3:01 pm
How to determine final image quality quantitatively?

Last post by Stuart « Wed Sep 25, 2019 11:43 pm
Replies: 12
by ram » Fri Aug 23, 2019 12:27 pm

First post

I'm a big believer in creative decision making yet when I first integrate images (i.e., human judgement), I'd like to be able to throw out versions...

Last post

The way I do it is start with blink and I throw out the bad ones. I'm actually pretty brutal, and I am working with a dataset where I threw out 60%...

12 Replies

373 Views

Last post by Stuart
Wed Sep 25, 2019 11:43 pm
Flats Failing Me?

Last post by fatboy1271 « Wed Sep 25, 2019 5:13 pm
Replies: 58
by fatboy1271 » Tue Aug 27, 2019 3:16 am
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First post

I saw from the first capture that I had a prominent dust mote. I had hoped that my Flats would fix that; however, here it is after BPP in PI. I took...

Last post

Hey yobbo, thanks for checking in on my Flats; that's very awesome of you!

I'm using the Flat Wizard in NINA and I seem to be on the right track...?...
58 Replies

789 Views

Last post by fatboy1271
Wed Sep 25, 2019 5:13 pm
Wide field processing help required

Last post by OzEclipse « Sat Sep 21, 2019 9:26 pm
Replies: 25
by Jockinireland » Mon Sep 09, 2019 8:06 am
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First post

So, my second night out with StarAdventurer mount, Canon Eos1100d, Kit 18-55 EFS F3.5 lens at about 24mm and F4.6.

Clouds were tormenting me again...

Last post

David,

Looking real good!

Joe
25 Replies

351 Views

Last post by OzEclipse
Sat Sep 21, 2019 9:26 pm
Adam Block PI Fundamentals

Last post by Stuart « Sat Sep 21, 2019 2:35 am
Replies: 8
by bradleybcraig » Fri Sep 20, 2019 8:04 pm

First post

Greetings!

So I came across a few videos on YouTube from Adam Block. Looking further I found his Adam Block Studios website and subscribed to his PI...

Last post

Hi,
I also recommend Adam Block's tutorials. He's a good explainer, and by the time you're done with whatever thing you're looking at you'll...

8 Replies

103 Views

Last post by Stuart
Sat Sep 21, 2019 2:35 am
Elephant trunk help?

Last post by Larry 1969 « Thu Sep 19, 2019 10:02 pm
Replies: 12
by Larry 1969 » Sun Aug 18, 2019 6:45 pm

First post

Hello all!
I'm not exactly sure where to post this since it's more of a question but it does include a pic!
I'm using very limited equipment (see...

Last post

Thanks yobbo!

I'm still very new to photography. I was actually surprised to get anything at all that night. I've since figured out plate solving...

12 Replies

246 Views

Last post by Larry 1969
Thu Sep 19, 2019 10:02 pm
Darn... a new dust doughnut!

Last post by UlteriorModem « Thu Sep 19, 2019 1:53 am
Replies: 6
by UlteriorModem » Fri Sep 13, 2019 2:47 am

First post

I was working on some data I got about a week ago. It is one panel out of a Mosaic of M45.

When I integrated it and stretched it.. sassin frassin...

Last post

Had a few minutes to process the next panel of the mosaic. Now all I need is a few hours to collect the rest :D

Stretched 2 by Tom Whit , on Flickr

6 Replies

161 Views

Last post by UlteriorModem
Thu Sep 19, 2019 1:53 am

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