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NGC 4725 - Spiral Galaxy in Coma Berenices

Contains: NGC 4725

Technical card

Imaging telescope or lens: Planewave CDK 12,5'' 12.5 CDK

Imaging camera: QSI 583wsg

Mount: apt1200gto AP1200

Software: CCD Autopilot 5

Resolution: 1200x851

Dates: May 9, 2010

Frames: 33x600"

Integration: 5.5 hours

Avg. Moon age: 24.67 days

Avg. Moon phase: 24.43%

Astrometry.net job: 1511775

RA center: 192.606 degrees

DEC center: 25.497 degrees

Pixel scale: 1.159 arcsec/pixel

Orientation: 62.684 degrees

Field radius: 0.237 degrees

Locations: ImagingInfinity Observatory, Bethune, SC, United States

Description

NGC 4725 is peculiar in that this spriral galaxy only has one main spiral arm rather than the normal two. The outer gas and dust regions can also be seen to have their own spiral structure. Many other distant galaxies can be spotted in this image as well.

NGC 4725 lies at a distance of 41 million light-years and is over 100,000 light-years in diameter.

Comments

Author

Hap Griffin
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NGC 4725 - Spiral Galaxy in Coma Berenices, Hap Griffin