Barred irregular galaxy

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The Large Magellanic Cloud, an example of a barred spiral galaxy The Large Magellanic Cloud revealed by VISTA.jpg
The Large Magellanic Cloud, an example of a barred spiral galaxy

A barred irregular galaxy is an irregular version of a barred spiral galaxy. They have a bar-shaped structure in the middle of an otherwise irregular shape. Examples include the Large Magellanic Cloud [1] and NGC 6822. [2] Some barred irregular galaxies (like the Large Magellanic Cloud) may be dwarf spiral galaxies, which have been distorted into an irregular shape by tidal interactions with a more massive neighbor.

References

  1. Sidney van den Bergh (1999). "The Local Group of Galaxies". Journal of the Royal Astronomical Society of Canada. 93 (4): 175. arXiv: astro-ph/9908050 . Bibcode:1999JRASC..93..175V.
  2. Norbert Przybilla, Quantitative Spectroscopy of Supergiants, Munich, 2002