Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  NGC 5484  ·  NGC 5485  ·  NGC 5486  ·  PGC 2485992  ·  PGC 2486514  ·  PGC 2487633  ·  PGC 2489445  ·  PGC 2490942
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NGC 5485 and NGC 5486, Gary Imm
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NGC 5485 and NGC 5486

Getting plate-solving status, please wait...
NGC 5485 and NGC 5486, Gary Imm
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NGC 5485 and NGC 5486

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Description

This object is an oblong elliptical galaxy (E5) located 90 million light years away in the constellation of Ursa Major at a declination of +55 degrees. This 12.2 magnitude galaxy spans 2.3 arc-minutes in our apparent view, which corresponds to an actual diameter of 60,000 light years.

I love the odd dust band pattern of this galaxy. One band cuts completely across the inner core region almost orthogonal to the major galaxy axis. A second band cuts diagonally across the lower left portion of this region. It looks like perhaps a third band is in the very lower left corner of the region as well. These bands are likely the remnants of a past merger.

Several other interesting galaxies are also seen in the image. In the center of the image is a second elliptical galaxy (NGC 5484). This galaxy is smaller than NGC 5485 and about the same distance away.

Just below and right of this one is the interesting dim barred galaxy SDSS J140638.13+545947.4, not indicated on the Astrobin mouseover. This galaxy appears disturbed and is the same distance away as the other 2 elliptical galaxies.

In the upper left, NGC 5486 is a LSB (Low Surface Brightness) galaxy 70 million light years away and 40,000 light years in diameter. It has a bright bluish disk dotted with many bright blue star clusters. This disk also appears disturbed, with the right half of the disk appearing distinctly different than the left half.

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