M108

M108: This is a type SBbc barred spiral galaxy in Ursa Major. It is edge on from our perspective, and shows prominent dust lanes.

Messier: 108
NGC: 3556
Right Ascension: 11 h 11 m 31 s
Declination: 55° 41' 27"
Apparent Magnitude: 10.7

Date: June 2008
Equipment:
Telescope: Meade 10" f 6.3 LX200 Schmidt Cassegrain
Camera: SBIG ST-10XE
Guiding: Meade 5" refractor/DSI Pro/PHD

Exposure: L:R:G:B 18:8:5:8 in one minute subframes
Processing Notes: Data acquisition, reduction, and alignment with CCDSoft. Subs combined in Sigma Beta. LRGB created in AstroArt and saved as a TIFF. Image imported into Photoshop. Adjusted curves and levels. Slight blur on the dim areas and sharpening on non-star bright areas. Carboni Action "Remove Space Noise" applied in 2010 before posting.
Scale: ~1.6"/pixel

Links to images of this object on other sites:
http://www.narrowbandimaging.com/m108_mk1sn2_page.htm
http://en.wikipedia.org/wiki/Messier_108

Additional Comments: This image was taken in early summer 2008 during the time the 16" telescope was temporarily out of action. This image is a good example of what data acquisition and processing results were obtainable before the equatorial wedge.

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