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Beyond our galaxy

Milkyway:

  -Nebulae and clusters

  -Solar system

Image processing

Equipment

M109 barred spiral galaxy in the constellation Ursa Major 19'th Jan. and 2'nd of Feb 2013

Link to full image.

Orion Optics VX12-F4 with TeleVue 2x Powermate 2 Inch (~F8), SBIG ST-4000XCM -25C 5h00min (30x600sec).
Light travel time: 83.5 24 million years.
Processing: CCDSoft, Astroart 5.0.
Using Aladin the lowest brightness background galaxies was determined to 21.5 mag.
The image counts about 450 galaxies brighter than 21.5 mag., the most distant object identified is SDSS J115806.37+531858.8 with a redshift of 0.417 corresponding to a distance of about 5.1 billion light years.

M109 at Wikipedia

Author e-mail: webweichel(snabel-a)gmail.com

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