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barred spiral
subjectfact 
barred spiralis a kind of spiral galaxy2001-09-27 09:31:15.0
has definition (in Hubble's (1936) classification, SB: in Morgan's classification, B) A spiral galaxy whose nucleus is in the shape of a bar, at the ends of which the spiral arms start.has source: Hopkins, J. 1976 Glossary of Astronomy and Astrophysics, University of Chicago Press, 2001-09-27 09:31:15.0
has abundance 20% of spiral galaxies are barred spiralhas source: Hopkins, J. 1976 Glossary of Astronomy and Astrophysics, University of Chicago Press, 2001-09-27 09:31:15.0
spiral galaxyhas classification criterion Subdivided according to the openness of the spiral arms as Sa spiral, Sb spiral or Sc spiral.2001-09-27 09:31:15.0
has mass 1010 to 1012 Msun2001-09-27 09:31:15.0
galaxyhas number of stars 106 to 10122001-09-27 09:31:09.0
has catalog galaxy catalog2001-09-27 09:31:09.0
celestial bodyhas spectra2001-09-27 09:30:09.0
physical objecthas location or center of gravity2001-09-27 09:27:27.0
has angular momentum2001-09-27 09:27:27.0
has velocity2001-09-27 09:27:27.0
has momentum2001-09-27 09:27:27.0
has temperature2001-09-27 09:27:27.0
has volume2001-09-27 09:27:27.0
has extent2001-09-27 09:27:27.0
has material2001-09-27 09:27:27.0

Kinds of barred spiral :

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