NGC4725 Spiral Galaxy in Coma Berenices

RGB image

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Luminance only

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Taken on March 27, 2003 from my backyard in Castro Valley, Ca.

Astro-Physics AP155EDF  Imaging scope at 1085 mm FL, f/7

SBIG ST10XE Imaging camera at -22C

Astro-Physics 80mm GuideScope

SBIG ST7E NABG guide camera

FLI CFW-1 Filter wheel

Optec TCF-S Focuser

Optec IR-Blocking LRGB filters

5 exposures of Luminance at 600 sec each (binned 2x2)

1 each RGB exposure at 1200 sec (binned 2x2)

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