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Date/Location June 25 & 27, 2017 KEASA Observatory, Barking Sands, Kauai, Hawaii
Camera and Settings SBIG ST-2000XCM CCD camera -5°C
Telescope Discovery 10" f/6 Newtonian Televue Paracorr II Coma Corrector
Mount Paramount ME
Exposure 180 min (18 x10 min)
Processing CCDOpts, Image Plus 6.5, Photoshop CS5
Other Spiral galaxy in constellation Coma Berenices; mag. 9.8, size 10.5 x 4.8 arcmin. Image cropped 50%.
NGC4559
IScroll down to bottom of image for a detailed description.