M13 Hercules Globular Star Cluster
dates: August 14, 17, 2006
LRGB exposure time: Lum = 20*1 min; RGB = 50 min total
Raw FWHM = 1.6"; deconvolved to 1.3"; gamma = 0.25, mild DDP, modest unsharp mask
date: August 17, 2006
RGB exposure time: 50 min total
Raw FWHM = 2.0"; deconvolved to 1.5"; DDP
location: California Central Coast Mountains
imaging setup:
14.5" f/8 RCOS
Astro-Physics 900 mount
SBIG ST-10e CCD camera
SBIG AO-L active optic
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