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HaRGB A perennial favourite object to image in the summer and autumn months in the Northern Hemisphere.  I’ve imaged this target with multiple equipment combinations over the years.  For example, in One Shot Colour (OSC), in widefield and in very wide fieldAs part of the image I used my existing Ha dataset from 2018/2019 which consists of 48 x 600 second exposures.  I discuss capture of this image here. 48 x 600s Ha Image I then captured the RGB dataset in October 2021.  This image is my first image set that I captured using the excellent NINA (Nighttime Imaging “N” Astronomy) imaging software.  I captured four hours of RGB data through Astrodon 31mm E series Gen 2 filters binned at 1×1.  This consisted of 300 second exposures.  Seeing and transparency were not good but clear nights have been very infrequent in the UK in the past six months so I went for…