Arp 87 (Galaxy cluster)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From South El Monte , Arp 87 is not observable – it will reach its highest point in the sky during daytime and is no higher than 17° above the horizon at dusk.
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Name
Arp 87
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Object type
Galaxy cluster
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Source