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NGC 4395 in Canes Venatici

 

CLICK ON IMAGE FOR LARGE VIEW (2400x1800) 

Scope: Celestron 9.25 Edge 235 mm at f/7, Location: Laguna Mountains, CA  23 April 2014  Camera: ST8300M

Exposure: 16 x 10 min  (2x2 bin),  8 x 4 min (3x3 bin) RGB exposures.

Processing: Data Collection -  CCDSoft (as FITs).  Calibrated, stacked (Kappa Sigma Combine) Deep Sky Stacker. LRGB channel registration, central gradient removal, and color equalization - Astroart.  Curves, Levels, LRGB combine and finishing  - Photoshop.  Color calibration using eXcalibrator. This image is a straightforward LRGB combine with Luminance layering / LAB color saturation on the RGB channels.   Final Image size is approximately 2400x1800.

North is up in this image.  NGC 4395 is a beautiful face on galaxy in the constellation of Canes Venatici. It is a Seyfert Galaxy meaning that it has a super massive black hole at its core. This galaxy has three knotty emission structures that have New General Catalog designations - NGC 4399, NGC 4400, NGC 4401. These are identified in an annotated image here. In addition to these structures of NGC 4395, the annotated image also shows numerous more distant galaxies (that appear much smaller due to their distance). NGC 4395 is about 13.4 million light years distant from Earth.  The Horizontal FOV is 38'.

Image center is located approximately - Equatorial 2000: RA: 12h 25m 49s Dec: +3332'46"

 

All images and content remain the property of Jim Thommes - copyright 2003 - 2014

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