M16 – Eagle Nebula

by meathelmet

1 Comment

  1. Taken over 3 nights in July and 1 night in August 2022

    Gear: ZWO ASIAIR Plus, ASI294MM Pro, ASI174MM Mini guide cam, EAF and EFW Celestron 8″ EdgeHD, OAG SkyWatcher EQ6R Pro mount

    30 x Ha 30 x Oiii 29 x Sii 11 x Red 12 x Green 12 x Blue

    All frames were 300 seconds, gain 120 and -10.

    Processed entirely in Pixinsight

    Stacked with WBPP

    Background Neutralization and Gradient fix on each Ha, Oiii and Sii

    BlurXTerminator – correct only to fix the stars

    StarXTerminator on Ha, Oiii and Sii, discard stars

    StarXTerminator on RGB, discard background

    NoiseXTerminator on each channel

    LRGBCombination

    RangeSelection

    UnsharpMask

    Curves Transformation

    BlurXTerminator at 10% to provide a slight sharpening.

    Pixel Math to put it all back together.