Home Image Gallery Clusters Galaxies Lunar Nebulae Solar System Sun
Date/Location May 13, 2021 Jubilee College State Park, Illinois
Camera and Settings SBIG ST-2000XCM CCD camera -20°C
Telescope William Optics 132mm f/7 triplet refractor (with a Televue 0.8x focal reducer/field flattener yielding f/5.64)
Mount Celestron AVX
Exposure 60 min (6 x 10 min)
Processing CCDOpts, Image Plus 6.5, Photoshop CS6
Other Globularstar cluster; magnitude 10.3; constellation Coma Berenices; 4.4 arc minutes in size.
NGC4147
IScroll down to bottom of image for a detailed description.