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Old 20-05-2020, 05:00 PM
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LostInSp_ce
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Omega's Back!

I've been waiting for Omega to come back so I could compare all the little tweaks made to the rig last year. Taken a few days ago on very dewy night, the first time in a long time that my scope actually fogged up. Hopefully it's just a one off otherwise I may have to look into improving dew control. I've posted three pics. The first is the final cropped image. The second and third are enlarged versions showing the before and after results of the rig tweaks. I still need to get a rotator so I can frame things properly.


Details:
Bortle 7-8ish sky
Dewy night
130mm APO
NEQ6 Pro (stock)
Canon 70D (stock)
120 x 30 sec
ISO 400
APT, DeepSkyStacker, GIMP
Attached Thumbnails
Click for full-size image (NGC5139_Omega_Centauri.jpg)
197.2 KB167 views
Click for full-size image (Omega_After_Rig-Tweaks_2020.jpg)
216.8 KB167 views
Click for full-size image (Omega_Before_Rig_Tweaks_2019.jpg)
216.4 KB142 views

Last edited by LostInSp_ce; 20-05-2020 at 10:58 PM. Reason: Updated final image
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  #2  
Old 20-05-2020, 11:35 PM
Startrek (Martin)
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LIS
Very nice Omega’s
Good focus, nice colour and well processed down to the core
Well done
Cheers
Martin
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  #3  
Old 20-05-2020, 11:55 PM
Mickoid (Michael)
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Plenty to like about that, nice colours and those stars have tightened up significantly after your adjustments. Well done LIS, never get sick of looking at this spectacular Glob.
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  #4  
Old 22-05-2020, 01:04 AM
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LostInSp_ce
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Thanks guys. It's nice to have things up and running properly again. I've marked and drawn diagrams for my different configurations, so no more fiddling around in the freezing dark.
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  #5  
Old 22-05-2020, 08:00 AM
Hemi
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Very nice rendition LIS,

How are you powering the 70d? And do you store images on the SD card or off load in real time to a pc over cable or WiFi?

Cheers

Hemi
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  #6  
Old 22-05-2020, 01:05 PM
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Excellent.
Alex
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  #7  
Old 23-05-2020, 07:51 PM
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LostInSp_ce
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Quote:
Originally Posted by Hemi View Post
Very nice rendition LIS,

How are you powering the 70d? And do you store images on the SD card or off load in real time to a pc over cable or WiFi?

Cheers

Hemi

Thanks Hemi. When out in the field I use a battery grip for my cameras. Two batteries for a night's session.

At home I switch between the battery grip and a DC powerbank. All depends on what's connected to the camera at the time when I grab it I guess (I'm lazy).

Regarding storing images, in the field I tend to do both when using a laptop via USB. APT (Astrophotography Tool) is my GoTo for this.

At home things are different. To put it simply, I store directly to the computer. My cameras are connected to an Intel NUC (e.g Raspberry Pi, ASIAIR, Stellarmate, Eagle Core e.t.c) that's controlled remotely via WiFi and powered by solar. Although I wouldn't call it advanced, it's not something I would categorise as beginner either, so for this reason I won't go into detail about it here. However, the basic function of what it does is the same as a having a laptop that controls a camera and mount with a program such as APT, Backyard EOS, NINA e.t.c.

Quote:
Originally Posted by Alex View Post
Excellent.
Alex
Thanks Alex.
It's one my favourite clusters.
It'd be an awesome site to visit if not for the extreme UV issue.
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  #8  
Old 23-05-2020, 07:56 PM
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telecasterguru (Frank)
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LIS
Well done nice colour and tight.
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  #9  
Old 24-05-2020, 11:53 AM
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Drac0 (Mark)
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Very nice. Much better than my first attempt.
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  #10  
Old 24-05-2020, 07:35 PM
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LostInSp_ce
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Quote:
Originally Posted by telecasterguru View Post
LIS
Well done nice colour and tight.
Thanks Frank

Quote:
Originally Posted by Drac0
Very nice. Much better than my first attempt
Thanks Mark, but it's not my first attempt at Omega but my first after ironing out some flaws in my gear.

Here's what my first attempt looked like.
Attached Thumbnails
Click for full-size image (Omega.jpg)
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Last edited by LostInSp_ce; 24-05-2020 at 09:41 PM. Reason: typos
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  #11  
Old 24-05-2020, 07:49 PM
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Drac0 (Mark)
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Quote:
Originally Posted by LostInSp_ce View Post
Thanks Frank



Thanks Mark, but it's not my first attempt at Omega but my first with a after ironing out some flaws in my gear.

Here's what my first attempt looked like.
Still much, much, much better than mine.
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  #12  
Old 27-05-2020, 05:43 PM
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Anth10 (Anthony M)
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That’s a rippa Omega!
Sharp to the core with heaps of colour in the stars showing. I think your processing is spot on here the background contrasts really well with the glow.

Great stuff LIS.

Anth
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  #13  
Old 05-06-2020, 01:38 AM
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LostInSp_ce
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Thanks Anthony. Unfortunately the jpeg compression softens the core a little but I can assure that in the high resolution version you can see every little star in there and they're razor sharp. I'm happy now that my setup is dialled in wide field. Next is getting it tweaked for planetary.
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