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Triangulum Galaxy - M33



Scope: C8  f/6.3, Location: Blair Valley, Anza Borrego Desert, CA,   1 November 2010  Camera: ST8300M

Exposure:  17 x 8 min UV/IR Block Luminance (2x2 bin),  6 x 5 min RGB exposures (3x3 bin).

Processing: Images were captured with CCDSoft. Aligned/stacked and dark subtracted in Astroart ; Sigma Combine method was used for stacking subs.  All channels were scaled and equalized in Astroart.  Channels were co-registered in Astroart. G2V  factors  were applied to color channels in Astroart.  Level adjustments and curves were made on the Luminance data to bring out object features. Some Levels and Curves were selectively applied excluding the core area.  LRGB combine was done in Photoshop.    Sharpening was done on the luminance channel.  Final touches and color balance in Photoshop. Final Image size is approximately 1800x1350.

North is to the right in this image. M33 is a prominent member of the local galaxy group including our milky way and M31 Andromeda galaxy. M33 contains a large nebulous region called NGC604 as well as numerous distinct NGC and IC objects.   This image replaces an earlier image that can be seen in the Archives here.  Horizontal FOV is 44'

Image center is approximately - Equatorial 2000: RA: 01h 33m 50s Dec: +3039'37"



All images and content remain the property of Jim Thommes - copyright 2003 - 2012

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