The Iris Nebula - NGC7023 - stretched to show the surrounding dust
Camera: Moravian G4 w Astrodon Gen II LRGB filters
Scope: Astro-Physics AP155EDF w 4" FF
Mount: SB Paramount MX
Guiding: SBIG ST402ME on Borg 60 guidescope
10/10/12 x 10min each for RGB
28 x 10min Luminance
Lucknow, Ontario, Canada
June 2024
Images captured with TheSkyX
Session orchestrated by CCD-Commander
Calibration and processing of the RGB and Luminance in PixInsight as follows:
RGB: SPCC, BlurX, NoiseX, Gradient, Curves, HistogramTransform, masked saturation boost
Luminance: BlurX, NoiseX, StarX, Curves and HT on both components then recombine using PixelMath
L+RGB combine, some gradient removal in Photoshop CC