11 Jun 2010 Hale Pohaku, HI (map)
46cm f/4.5 Newtonian, Deep Violet @ 262x
Bright, small, distinct object in a rich starfield, some bipolar structure, east and west margins soft, north and south quite abrupt, slight green color, no central star
20 Jun 2009 Hale Pohaku, HI (map)
46cm f/4.5 Newtonian, Deep Violet @ 175x
Small 30", fairly bright, round and green without much detail, no central star visible
6 objects found within 120'
Drawings, descriptions and CCD photos are copyright Andrew Cooper unless otherwise noted, no usage without permission. Use for non-profit and educational reasons is generally given on request.
Positional and some physical information is from the NASA/IPAC Extragalactic Database (NED) which is operated by the Jet Propulsion Laboratory, California Institute of Technology, under contract with the National Aeronautics and Space Administration.
Additional object data from the SIMBAD database, operated at CDS, Strasbourg, France.
The Digitized Sky Survey was produced at the Space Telescope Science Institute under U.S. Government grant NAG W-2166. The images of these surveys are based on photographic data obtained using the Oschin Schmidt Telescope on Palomar Mountain and the UK Schmidt Telescope.
Dark nebulae data from E.E. Barnard, A Photographic Atlas of Selected Regions of the Milky Way. Ed. Edwin B. Frost and Mary R. Calvert. Carnegie Institution of Washington, 1927
Object descriptions of Rev. Webb from Celestial Objects for Common Telescopes sixth edition, Rev. T.W. Webb, 1917, edited by Rev T.E.Espin.