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dwarf nova

(flash of a cataclysmic variable star)

A dwarf nova is the flash of a type of cataclysmic variable star (a white dwarf accreting matter from a binary companion) when it has accreted sufficient matter to ignite. The term is also used to refer to the star.


(stars,event type,transient type)
http://en.wikipedia.org/wiki/Dwarf_nova

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