FreeLists / az-observing / [AZ-Observing] Re: New Image - M42

[Frank Kraljic <fjkraljic@xxxxxxx>]

Another great image, Jon.

-FRANK


On Feb 6, 2007, at 10:13 PM, Jon Christensen wrote:

> Hi All,
> Here's an image where I combined the tremendous resolution  
> achievable with my long focal length telescope (F/9) with the  
> wonderful light gathering capability of my short focal length  
> telescope (F/3).  It's a photo of M42 that consists of deep color  
> data taken with the F/3 scope and luminance data taken with the F/9  
> scope.  I had to use a mosaic of images to create the luminance  
> image because one shot by itself only captured a small area of the  
> nebula.  The 100% sized image is 35 megapixels and the tif format  
> file 100 megabytes.  My computer had a hard time coping with this  
> large an image.  The data was acquired over 3 nights in December  
> and January.  There really is a lot going on in this nebula when  
> you take a close look!
>
> http://www.christensenastroimages.com/nebula/m42_2007.htm
>
>
>
>
> Regards,
>
>
>
>
> Jon Christensen
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