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LBN 575, 573 in Cepheus



Scope: Explore Scientific MN152 Maksutov Newtonian at f/4.8, Location: DAA Observatory, Shelter Valley, CA,  15 October 2017  Camera: ST8300M (Baader LRGB filters)

Exposure: Exposure:  16 x 12 min (1x1 bin) exposure with IR/UV Block filter, 8 x 4 min (2x2 bin) RGB exposures.

Processing: Data Collection -  Sequence Generator Pro (as FITs).  Calibrated, stacked (Kappa Sigma Combine) - Deep Sky Stacker. LRGB channel registration, equalization, and gradient removal - Astroart.  Curves, Levels, RGB combine - ImagesPlus. Luminance Layering, final stretch, and finishing  - Photoshop.  RGB calibration - eXcalibrator. This image is a  RGB combine with Luminance layering.  Color saturation in LAB color.  The IR/UV Blocking filter exposure stack was used for the luminance layer. Images processed at 3352 x 2532 resolution. Final Image size is approximately  2600 x 1950.

North is up in this image.   Bright Nebulae LBN 575 and LBN 573 are featured in this image. LBN 575 is in the upper left; LBN 573 is in the lower right. Within LBN 575 are dark nebulae LDN 1259, 1261 and 1262 LDN 1262 is the largest and most opaque and is roughly equivalent to Dobashi 3610. LDN 1262 is actually noted in SIMBAD data as a Molecular Cloud.  These objects  as well as some bright stars are identified in the annotated image..  Horizontal FOV is 85'

Image center is located approximately - Equatorial 2000: RA: 23h 20m 22s Dec: +7407'50"


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