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M71 in Sagitta


Scope: C8  f/5 Location: Blair Valley - Anza Borrego, CA   10/25/2003  Camera: ToUcam SC3

Exposure: 15 x 2 sec  and 7 x 24 sec  Luminance Exposure with IR block filter, 15 x 8 sec each RGB  Exposures

Processing: Captured  and stacked in K3CCDTools in with L,R,G,B saved as FITs. LRGB masters were registered  in Astroart. Some Lowpass filtering was applied followed by un-sharp mask on the Luminance frame. LRGB Combine was done in Photoshop using Luminance Layering (or LLRGB). Color balance and final touches in Photoshop.

M71 is somewhat unremarkable and dim compared to the grander Globular Cluster. It is irregularly shaped with a somewhat dense surrounding starfield..  Horizontal FOV is 16'


All images and content remain the property of Jim Thommes - copyright 2003 - 2012

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