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ASTRO: Barnard 106, 107 and part of 110



 
 
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  #1  
Old January 12th 14, 06:35 AM posted to alt.binaries.pictures.astro
Rick Johnson[_2_]
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Posts: 3,085
Default ASTRO: Barnard 106, 107 and part of 110

Barnard 106 is the smallest dark cloud right and below center. Barnard
107 is in the center. Barnard 110 is the much larger cloud to the upper
right. Somehow I managed to cut much of it out. Apparently was going
for 107 and didn't pay attention to the rest of the field. The three
are located in Scutum north of M 11. I found a distance for Barnard 110
of 400 parsecs (1300 light-years) but none for the other two.

Again I was hit with clouds. I intended to double my normal exposure
times but the second round of color data was lost to clouds but for one
red frame. Four of the luminance frames were not up to par thanks to
clouds but including them helped a bit. Probably the equivalent of 5
good luminance frames rather than 8 as far as the final signal to noise
ratio.

Large image at 1" per pixel, smaller one at 1.5" per pixel as the added
resolution of 1" per pixel adds very little and makes viewing on a
typical monitor difficult without scrolling around.

14" LX200R @ f/10, L=8x10' R=3x10' GB=2x10', STL-11000XM, Paramount ME

Rick
--
Prefix is correct. Domain is arvig dot net

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  #2  
Old January 12th 14, 10:33 PM posted to alt.binaries.pictures.astro
Rick Johnson[_2_]
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Posts: 3,085
Default ASTRO: Barnard 106, 107 and part of 110

Since the accident my brain is dyslectic as to left and right. I should
have said Barnard 110 is to the upper left not upper right.
Rick

On 1/12/2014 12:35 AM, Rick Johnson wrote:
Barnard 106 is the smallest dark cloud right and below center. Barnard
107 is in the center. Barnard 110 is the much larger cloud to the upper
right. Somehow I managed to cut much of it out. Apparently was going
for 107 and didn't pay attention to the rest of the field. The three
are located in Scutum north of M 11. I found a distance for Barnard 110
of 400 parsecs (1300 light-years) but none for the other two.

Again I was hit with clouds. I intended to double my normal exposure
times but the second round of color data was lost to clouds but for one
red frame. Four of the luminance frames were not up to par thanks to
clouds but including them helped a bit. Probably the equivalent of 5
good luminance frames rather than 8 as far as the final signal to noise
ratio.

Large image at 1" per pixel, smaller one at 1.5" per pixel as the added
resolution of 1" per pixel adds very little and makes viewing on a
typical monitor difficult without scrolling around.

14" LX200R @ f/10, L=8x10' R=3x10' GB=2x10', STL-11000XM, Paramount ME

Rick



--
Prefix is correct. Domain is arvig dot net
  #3  
Old January 14th 14, 10:09 PM posted to alt.binaries.pictures.astro
Stefan Lilge
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Posts: 2,269
Default ASTRO: Barnard 106, 107 and part of 110

Nice image Rick. You certainly managed to get good contrast here.

Stefan

"Rick Johnson" schrieb im Newsbeitrag
...

Barnard 106 is the smallest dark cloud right and below center. Barnard
107 is in the center. Barnard 110 is the much larger cloud to the upper
right. Somehow I managed to cut much of it out. Apparently was going
for 107 and didn't pay attention to the rest of the field. The three
are located in Scutum north of M 11. I found a distance for Barnard 110
of 400 parsecs (1300 light-years) but none for the other two.

Again I was hit with clouds. I intended to double my normal exposure
times but the second round of color data was lost to clouds but for one
red frame. Four of the luminance frames were not up to par thanks to
clouds but including them helped a bit. Probably the equivalent of 5
good luminance frames rather than 8 as far as the final signal to noise
ratio.

Large image at 1" per pixel, smaller one at 1.5" per pixel as the added
resolution of 1" per pixel adds very little and makes viewing on a
typical monitor difficult without scrolling around.

14" LX200R @ f/10, L=8x10' R=3x10' GB=2x10', STL-11000XM, Paramount ME

Rick
--
Prefix is correct. Domain is arvig dot net

 




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