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Old 17-08-2018, 08:03 PM
Cimitar (Evan)
Evan Morris

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Pillars of Creation (Eagle Nebula) - single sub

I recently got a ZWO ASI174MM (uncooled) to use with my OAG.

I was up late one night in July imaging Mars. It was absolutely freezing and I was keen to call it a night, however, my new camera had just arrived so I was curious to see what it could do on a DSO (my primary imaging camera is a DSLR). I wasn't guiding that night and I hadn't spent any time on my go-to alignment so I wasn't expecting much.

I shot a single 60sec test sub. Well, I got quite the surprise!

Minimal processing only:
Dust & Scratches, contrast enhancement, levels.
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  #2  
Old 17-08-2018, 08:44 PM
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I would be very happy with that.
Alex
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Old 17-08-2018, 08:48 PM
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multiweb (Marc)
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Great catch. It would take me an hour or so to find it at that FL.
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Old 17-08-2018, 08:50 PM
Imme (Jon)
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Excellent work
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Old 17-08-2018, 09:33 PM
RyanJones
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Wow.

Not sure if you saw my post about my troubles with capturing any of eagle but you have just made me very jealous.

Great work !
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Old 17-08-2018, 11:34 PM
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cometcatcher (Kevin)
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That's excellent Evan! What was the telescope?
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Old 18-08-2018, 07:52 AM
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Well done... You'll get an even nicer surprise when you stack 50 of those together......
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Old 18-08-2018, 08:43 AM
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cometcatcher (Kevin)
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Or several hundred...
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  #9  
Old 18-08-2018, 10:04 AM
Cimitar (Evan)
Evan Morris

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Quote:
Originally Posted by xelasnave View Post
I would be very happy with that.
Alex
Cheers Alex

Quote:
Originally Posted by multiweb View Post
Great catch. It would take me an hour or so to find it at that FL.
Thanks Marc, the pillars were at the edge of the frame so I think I got lucky!

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Originally Posted by Imme View Post
Excellent work
Thanks Jon!
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  #10  
Old 18-08-2018, 10:22 AM
Cimitar (Evan)
Evan Morris

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Quote:
Originally Posted by RyanJones View Post
Wow.

Not sure if you saw my post about my troubles with capturing any of eagle but you have just made me very jealous.

Great work !
Cheers Ryan!, yes I did see your post about the Eagle issues. That was me who suggested temporarily raising the ISO (just to ensure you can actually see the thing). I didn't realise you were in Melbourne though, so the light pollution will certainly play into that. When I'm trying to frame an object I usually expose at ISO 12800 for about 15sec. It also gives me an idea of how much data I'll have to play with (across the frame) once I embark on collecting subs at a lower ISO.

I captured this image at f/10, mine's an 8 inch SCT. I have pretty dark skies though.

Cheers
Evan
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  #11  
Old 18-08-2018, 10:30 AM
Cimitar (Evan)
Evan Morris

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Originally Posted by cometcatcher View Post
That's excellent Evan! What was the telescope?
Cheers Kevin, It's an 8" LX200 ACF fork mount, with a microfocuser. I was operating at f/10.

Quote:
Originally Posted by Lee View Post
Well done... You'll get an even nicer surprise when you stack 50 of those together......
Thanks Lee, that thought did briefly cross my mind before I remembered my hands & feet were numb due to the cold!

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Originally Posted by cometcatcher View Post
Or several hundred...
Absolutely!

Last edited by Cimitar; 18-08-2018 at 10:34 AM. Reason: spelling
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  #12  
Old 18-08-2018, 12:23 PM
RyanJones
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Quote:
Originally Posted by Cimitar View Post
Cheers Ryan!, yes I did see your post about the Eagle issues. That was me who suggested temporarily raising the ISO (just to ensure you can actually see the thing). I didn't realise you were in Melbourne though, so the light pollution will certainly play into that. When I'm trying to frame an object I usually expose at ISO 12800 for about 15sec. It also gives me an idea of how much data I'll have to play with (across the frame) once I embark on collecting subs at a lower ISO.

I captured this image at f/10, mine's an 8 inch SCT. I have pretty dark skies though.

Cheers
Evan
I am going to try the higher ISO. As I said, I don't like giving up. I might try and find my self a darker spot to do it. I've gotten into the habit of instead of taking high ISO framing shots, taking a 80 or 90 second one. Although it gives me oval stars with my mount ( at the moment ), it helps me confirm the framing before embarking on my sub collection. Same thing I guess, just a different way of skinning the cat. I can't wait till the day I can get the kind of pictures you and several others get. I know bigger apature and a better mount would make this easier but the size of my setup is directly proportional to my bank account so I guess I'm lucky that I like a challenge
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Old 19-08-2018, 11:05 AM
lubbdub (Yash)
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Nice one Evan
What were your other settings, offset, gain etc?
cheers
yash
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  #14  
Old 20-08-2018, 07:24 PM
Cimitar (Evan)
Evan Morris

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Quote:
Originally Posted by RyanJones View Post
I am going to try the higher ISO. As I said, I don't like giving up. I might try and find my self a darker spot to do it. I've gotten into the habit of instead of taking high ISO framing shots, taking a 80 or 90 second one. Although it gives me oval stars with my mount ( at the moment ), it helps me confirm the framing before embarking on my sub collection. Same thing I guess, just a different way of skinning the cat. I can't wait till the day I can get the kind of pictures you and several others get. I know bigger apature and a better mount would make this easier but the size of my setup is directly proportional to my bank account so I guess I'm lucky that I like a challenge
I'm hearing you! It's taken me 6 years to gather all of the equipment I use at the moment. I learnt astrophotography on a SCT which some will say isn't the best idea, however, I've found it's been really enjoyable and I love the challenge. At the moment I'm trying to save so I can build a little ROR Obs
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  #15  
Old 20-08-2018, 07:26 PM
Cimitar (Evan)
Evan Morris

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Quote:
Originally Posted by lubbdub View Post
Nice one Evan
What were your other settings, offset, gain etc?
cheers
yash
Cheers Yash
I'm not sure, sorry. It was my first night using FireCapture and I mostly just used the default settings.
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