12 Com
DSS image of 12 Com
Digitized Sky Survey image of 12 Com, 15' x 15' with north at top and west to the right

DSS image of 12 Com
Overlaid DSS image of 12 Com, 15' x 15' with north at top and west to the right
SAO 82273

Type  Variable Star
Magnitude  4.8 (avg.)
Size  
RA (2000)  12h 22'
Dec (2000)  25° 16' N
Constellation  Coma Berenices

Observing Notes

Steve Coe

4.8/8.6mag 65 sec PA 167; Straw yellow and rose red-Smyth
Other Data Sources for 12 Com
Nearby objects for 12 Com
Acknowledgements and Credits...

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.