LBN 688 in Aries
CLICK ON IMAGE FOR FULL SIZE VIEW (2400x1800)
Scope: Explore Scientific MN152 Maksutov Newtonian at f/4.8, Location: Blair Valley, Anza Borrego Desert, CA 24 October 2014 Camera: ST8300M
Exposure: Exposure: 13 x 10 min (1x1 bin) exposure with UV/IR block, 8 x 4.5 min (2x2 bin) RGB exposures.
Processing: Data Collection - CCDSoft (as FITs). Calibrated, stacked (Sigma Kappa Combine) in Deep Sky Stacker, L - RGB channel registration, equalization, central gradient removal - Astroart. Curves, Levels, and Luminance development, RGB combine - Images Plus. Finishing - Photoshop. Color calibration with eXcalibrator. This image is UV/IR Block for the Luminance channel and then a LRGB combine with Luminance layering. Saturation in LAB color. Final Image size is approximately 3352x2532 resized to 2400x1800.
North is up in this image. This field is dominated by the very faint reflection nebula LBN 688 in the constellation of Aries. There are several, background galaxies in this image as well. The two in the lower right are estimated to be about 570 million light years distant. These objects and some of the brighter stars are highlighted in the annotated image. Horizontal FOV is 88'
Image center is approximately - Equatorial 2000: RA: 02h 04m 46.3s Dec: +20°14'20"
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