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Old 14-05-2011, 10:57 PM
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madbadgalaxyman (Robert)
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Join Date: Mar 2011
Location: Brisbane
Posts: 936
Leo, it is Nice and deep!

NGC 4725 is an excellent example of a galaxy that displays a strong one-armed structure at a particular range of galactocentric radii.

This is often caused by interaction with another galaxy.

A strong candidate for interacting with NGC 4725 is the very peculiar little galaxy NGC 4747

cheers,
madbadgalaxymam
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