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Subject: Caldwell 20, NGC 7000
Author: Keith Hitchman
Scope: WO ZenithStar 66 SD Doublet APO
Instruments: Starlight Xpress Mx716 camera, with a 0.5x focal reducer. Autoguided with a Meade DSI Pro driving a 14? LX200 SCT.
Exposure time: The image is a Drizzle stack of 12 5 minute Hydrogen-Alpha sub-exposures.
Place & Seeing: Richland, Washington, USA. Average
Date: Aug, 2006
Remarks:
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