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NGC 4450
Coma Berenices
Penryn, California
April 2010
M 250 @ f9.3 (ag, ST-4)
ST-10XME LRGB 10 minute subs

NGC 4450 is classified as SaB with a surface brightness of magnitude 130.  Red shift distance is 87 Mly.  NGC 4450 is a LINER galaxy (low-ionization nuclear emission line region).  The irregular dust spirals are probably the result of acoustic turbulence in the inner gas disks ( Elmegreen,, 2002).