M53 Globular Cluster

click on image to enlarge

Taken on April 18, 2003 from my backyard in Castro Valley, Ca.

C14 @ 3901mm FL, f/11 imaging scope

FLI IMG1024S Dream Machine @-40C imaging camera

Astro-Physics 80mm Guidescope 900mm FL

SBIG ST7E @-15C guide camera

AP1200GTO mount

Optec TCF-S robotic focuser

FLI CFW1 Filter Wheel

OPTEC IR-Blocking RGB filters

1 exposure of 10 minutes each through R, G, B filters. Total exposure time: 30 minutes

Maxim DL 3.0.7 used for image capture


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