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Accretion on a Very Rapidly Spinning White Dwarf Observed Using an L3CCD

28 Feb 2013, 21:00 UTC
Accretion on a Very Rapidly Spinning White Dwarf Observed Using an L3CCD Andrew Beardmore

Recent William Herschel Telescope observations have revealed a new view of the accretion process in V455 And, an intermediate polar with a very rapidly spinning white dwarf.
This white dwarf, which is a star that is only as large as the Earth but about half as massive as the Sun, spins around its axis in just over one minute, and is the third fastest-spinning
white dwarf known.

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