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M109

(8)
Very Nice indeed! I like that image. Johnyjf
johnjfrake
8
posts
Mar 27

My flat using anELP

(13)
" Post-binning ... used for quantitative work work like photometry(?)" As Ron says, confirm that there is no funny business from your camera (very unlikely).
stan_ccd
13
posts
Mar 25

what's wrong with this formula?

(3)
P.S. The sky limited concept is basically worthless for narrow-band imaging because there is virtually no sky background. In this case, pixel S/N dynamics
stan_ccd
3
posts
Mar 23

Sequence generator pro

(12)
Another plug for CCDAP. Handles all my gear natively and is literally a set and forget deal, once everything is configured. I really should try SGP at some
markacker
12
posts
Mar 18

Wide field lens error

(5)
P.S. I just noticed that the second image is labeled as a stack, so apparently you are using special software to manipulate the data. It would seem that
stan_ccd
5
posts
Mar 14

Telescope purchase

(9)
Robert, You are welcome. Keep us up to date and ask any questions you have. Love to see what you decide on. Have a great day! Karl From:
Karl S. Baltz Sr
9
posts
Mar 11

Tulip Nebula

(4)
Thanks for the very kind comments, Lee - much appreciated. Bruce W.
waddington50
4
posts
Mar 5

NGC 2419 - The Intergalactic Wanderer

(3)
Thanks Ron. Much appreciated!! Don From: ccd-newastro@yahoogroups.com [mailto:ccd-newastro@yahoogroups.com] Sent: Friday, February 27, 2015 10:19 AM To:
Don Waid
3
posts
Mar 2

heart of Orion

(13)
I'll do that, Stan. I'm very interested. Let's see if I can locate one of those cams used. [image: --] ...tim stone [image: http://]about.me/tim_stone
Tim Stone
13
posts
Mar 1

CCDs for short FL

(14)
Extremely useful thread here. Thanks for taking the time to explain some of this and point us to more resources, Ron, I obviously have a lot of learning to do
Tim Stone
14
posts
Feb 15

Banding pattern in bias frame

(9)
" I can see these bands in my properly calibrated lights, which just doesn't seem right." Try subtracting only a single good matching dark from a raw light
stan_ccd
9
posts
Feb 4

Weird halos with new filters

(5)
Ah! I thought you meant different exposures or so :-) Here https://drive.google.com/folderview?id=0B0KcEqw-v71VWktjbU1QaHZWSVk&usp=sharing you have all subs
Mark Striebeck
5
posts
Feb 2

Issues with flats

(7)
The super reducer should be able to provide a 65mm diameter flat field (although the info I found said nothing about illumination, but generally reducers are
Ron Wodaski
7
posts
Feb 2

NGC2024 - The Flame Nebula

(7)
I agree Bernard....thats an exquisite image....the detail is superb, I see nothing that needs modifying. Cheers Carlos
synapticap1
7
posts
Jan 31

Comet Lovejoy Timelapse video

(5)
Thank you Bernard.
synapticap1
5
posts
Jan 29
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