Andromeda Galaxy

New high-resolution 8-frames(+1 for center) mosaic. 50Mpix original size. 2.8" stars FWHM, but here in flickr is very down-scaled version.

 

50% (10Mb) version you can see here:

www.fireplant.com/pic/m31_oct-nov_2009_8frames_70x10min_i...

 

Canon 350Da (baader IR-cut filter mod)

 

NPZ TAL-250K (Klevtsov's system) telescope (10", 1:8.5, 1:6 with special NPZ 0.7x reducer-flattener MkII).

 

EQ6 PRO Syn Scan mount, guided with 75mm refractor and QHY-6 ccd.

 

Sub-urban area, 10km off 300k city (visual ~6.0m sky)

 

11.5 hours of expositions for 8 frames, by 10 min subexpositions and 15x60sec for bright centers of M31 & M32

 

HDR composition for bright core details revealing.

 

Software: Iris, FIT's Stacker Photoshop.

 

October-November 2010

 

Order framed print, or poster. or License for commercial use. images from my astro-gallery.

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Taken on August 9, 2010