Arp 307 (Galaxy cluster)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From South El Monte , Arp 307 is visible in the dawn sky, rising at 00:55 (PST) and reaching an altitude of 60° above the south-eastern horizon before fading from view as dawn breaks at around 05:09.
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Name
Arp 307
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Object type
Galaxy cluster
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Source