Celestial hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)
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Dwingeloo 2, Gary Imm
Dwingeloo 2, Gary Imm

Dwingeloo 2

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Dwingeloo 2, Gary Imm
Dwingeloo 2, Gary Imm

Dwingeloo 2

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Description

This galaxy is located only 11 million light years away in the constellation of Cassiopeia at a declination of +59 degrees.  It was just discovered recently in 1994, because it is located in the Zone of Avoidance (that part of our sky where distant objects are heavily obscured by the Milky Way itself).  It was discovered not visually but by using the Dwingeloo Radio Observatory, which searched for neutral hydrogen radio emissions. The observatory is located in the town of Dwingeloo, which is in the Dutch province of Drenthe.

Dwingeloo 2 was discovered at the same time as Dwingeloo 1 and is believed to be a companion galaxy.  My faint image of Dwingeloo 1 is here.  These 2 galaxies are both members of the Maffei group of galaxies.

As far as I know, a visual image of Dwingeloo 2 has never been captured.  In the mouseover, I show a radio image of Dwingeloo 2 taken in 2008 at the Westerbork Synthesis Radio Telescope, also located in the Netherlands (the original Dwingeloo discovery radio data has since been lost).

I was hopeful that a trace of Dwingeloo 2 could be seen in my image.  But, alas, it just wasn’t meant to be.  You can see a nice star field but no trace of the galaxy.

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Description: Comparison with radio telescope image

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Dwingeloo 2, Gary Imm