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+  www.arksky.org
|-+  Deep Sky Imaging Forums
| |-+  Astrophotos - Specifically DSO's (Moderator: ricksastro)
| | |-+  Moon from 07-02-2004
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Author Topic: Moon from 07-02-2004  (Read 4516 times)
Brian DeJong
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« on: July 04, 2004, 04:34:38 PM »

Glad to see the board back up.  Here is the latest lunar image from the second of July.

Just two images this time.
Taken with:
LX200 10" with 6.3 fcal reducer.
D300 at ISO 200
Prime focus using Maxview adapter
July 02 2004
Two image mosaic, no stacking, slight curves and levels, converted to grayscale.  Reuced in size for posting

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Thanks,

Brian DeJong
South Haven, MI
N 42.24.18
W 86.10.45
Ron
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« Reply #1 on: July 04, 2004, 04:52:54 PM »

Nice Image Brian!!

Looks like plenty of detail!

Ron
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8"LX200GPS,Alt/Az,favorite ep 18mm wa
Canon T4i, 70-300mm telephoto
Hobbies:Astronomy, camping, sailing, fishing and now RC planes
dsnay
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« Reply #2 on: July 05, 2004, 03:32:22 AM »

Hey Brian,

Nice image. Could you please share the details?

thanks,
Dave
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Dave Snay
Lat: 42
Long: 71
Meade LX90 - Supercharged by Dr. Clay!
Meade 80mm APO Refractor
webpages.charter.net/dsnay/astro
Grizz
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« Reply #3 on: July 05, 2004, 12:39:31 PM »

Very Nice Brian. I like the contrast.

Grizz
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Grizz
10" LX200GPS UHTC SMT
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Canon 10d, Meade LPI & DSI
dsnay
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« Reply #4 on: July 05, 2004, 02:46:50 PM »

Brian,

I see you have the details in the original post. Thanks.
Could you point me at a source of information for mosaic creation? I've got that new LPI and I can't see the entire moon in one FOV. Once I get the hang of focusing the darned thing a mosaic might be nice.

Thanks,
Dave
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Dave Snay
Lat: 42
Long: 71
Meade LX90 - Supercharged by Dr. Clay!
Meade 80mm APO Refractor
webpages.charter.net/dsnay/astro
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« Reply #5 on: July 05, 2004, 02:55:12 PM »

Nice image Brian!
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Brian DeJong
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« Reply #6 on: July 05, 2004, 04:20:04 PM »

Dave,

Not much to it really.  

1.  Load the individual images in photoshop
2.  Create a new image that is large enough to hold all the pieces
3.  I use the eyedropper to sample the black area of one of the images and fill the new image with it so that I have a black background.
4.  Copy and paste two of the images to the new one.  
5.  Set the blending mode to difference and line then up.  Where the images overlapp you will see that when they are perfectaly aligned the area will be black.  Sometimes I cant get it perfect since atmospheric turbulance makes each image a little different, but it still turns out pretty good.
6.  When I have the two aligned as best as I can I then change the belnding method to lighten.  this is the method that leaves little to no indication of where the two images overlap.  Keep the opacity set to 100% for both steps.
7.  Flatten the image, copy another image. and repeat from step 5.

Once you are all done save it, make a duplicate and start adjusting.
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Thanks,

Brian DeJong
South Haven, MI
N 42.24.18
W 86.10.45
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