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NGC 404 - Mirach's Ghost
Penryn, California
September 2006
FS-128G  (ag, ST-4)
ST-2000XM  LRGB  2 minute subs

NGC 404 is classified EO.  It is referred to as Mirach's Ghost.  Mirach  (mag 2.0) is the bright star (beta Andromeda) and visually NGC 404 appears as a reflection of Mirach in the telescope eyepiece.

The colorful flare around Mirach is due to internal reflections between the CCD and the filters.