Abell 21 - The Medusa Nebula image

Abell 21 - The Medusa Nebula


Acquisition Details
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Description

The Medusa Nebula is also known as Sharpless 274 and PK205+14.1 This image includes 8 hours total exposure through RGB filters binned 2x2 (no luminance and binning due to poor seeing conditions) using STL-11000M camera and 12" LX200R (ACF) OTA on a Paramount ME. Unattended imaging using CCDAutoPilot at Sierra Skies Observatory in northern California over several nights in January 2011.