Are those galxies interacting ?
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Interacting (seems slightly disturbed, http://skyserver.sdss3.org/dr8/en/tools/chart/chart.asp?ra=6.77662225&dec=-19.15821676) or simply at different z ?
Posted
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by williamaskew
I could only find the redshift for the main galaxy ( z 0.0348 ) so couldnt say for sure.
Posted