Celestial hemisphere:  Northern  ·  Constellation: Lynx (Lyn)
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Arp 250, Gary Imm
Arp 250, Gary Imm

Arp 250

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Arp 250, Gary Imm
Arp 250, Gary Imm

Arp 250

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Description

This Astrobin Debut Object is a obscure pair of small faint distant objects located 60 million light years away in the constellation of Lynx at a declination of +35 degrees. The right galaxy is NVSS J073556+352304 and the left galaxy is LEDA 2063674. This galaxy was classified by Dr. Arp into the category of Galaxies – Appearance of Fission.

The larger object is about 30 arc-seconds in diameter. The smaller object is about the same visual size as Saturn, although much dimmer of course.

The right object has 2 bright areas of slightly different colors which do not resemble foreground star shapes, so I believe that the right object is 2 merging galaxies. A star stream bridge is present between the 2 cores and deformed star streams are seen moving away from them.  The left galaxy has a warped disk with what looks like a polar star stream ring.

The big question is whether the left and right objects are interacting. I believe they are, based on the shapes of the star stream tails. This means that this combined object is actually 3 interacting galaxies. 

To the lower right is a compact blue dwarf galaxy (HS 0732+3529). Many other distant galaxies, well about 2 billion light years away, are seen throughout the background.

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