NGC 6888 The Crescent Nebula - telescope processed image. Definitely less red than the earlier images, but missing some detail. Looks like longer exposures time is needed. 20+ image using 20 second exposures.
NGC 6888 The Crescent Nebula - unprocessed image. Less red in this new image. This is a 20+ minute exposure with 20 second exposures.
NGC 6888 The Crescent Nebula - telescope processed image. The onboard denoising seems to amplify the red color more. 20+ duration image using 10 second exposures.
NGC 6888 The Crescent Nebula - unprocessed image. Using just the s50 onboard LP filter, more reddish tones. Took this 20+ minute image in 10 second exposures.
Received in the mail yesterday a Optolong Moon SkyGlow 2" Mounted Filter for the s50. Also purchased a dew shield (with additional accessories) on Etsy. Here is a comparison test between the actual filter and the s50 onboard light pollution filter. Test […]
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