• Equipment:

    AT8RC

    Sky-Watcher EQ8-Rh

    ZWO ASI1600mm Pro Imaging Camera

    ZWO 8 position 31mm Electronic Filter Wheel

    ZWO 31mm L, R, G, B filters

    Orion 60mm Guide Scope

    ZWO ASI290mm-mini Guide Scope

    Pegasus Astro Ultimate Power Box v2

    Pegasus Astro Focuser

    Pegasus Astro Falcon Rotator

    Acquisition:

    L - 71 x 120s (-10° C, Gain 0)

    R – 100 x 120s (-10° C, Gain 0)

    G – 100 x 120s (-10° C, Gain 0)

    B – 86 x 120s (-10° C, Gain 0)

    Ha – 56 x 300s (-10° C, Gain 139)

    Total integration time: 16hr34min

    Processing in Pixinsight:

    All filter groups:

    Calibrate all images with 100 darks, 100 flats, 1000 bias

    WeightedBatchPreprocessing Script with Drizzle x2

    Tranfer to Graxpert for gradient removal

    Luminance & Ha:

    BlurXTerminator

    NoiseXTerminator

    HistogramTransformation

    RGB:

    BlurXTerminator

    ChannelCombination

    ImageSolver script

    SpectrophotometricColorCalibration

    BlurXTerminator

    NoiseXTerminator

    HistogramTransformation

    SCNR on green

    CurveTransformation

    ChannelExtraction on Luminance

    Pixelmath to combine Luminance, Extracted Luminance, Ha

    StarXTerminator

    CurveTransformation

    NBRGBCombine Script to combine Luminance & Ha onto RGB

    HistogramTranformation with masks to bring out fainter arms of galaxy

    CurveTransformation

    DarkStructureEnhance

    DynamicCrop

    Transfer to Affinity Photo:

    Place Watermark

    Flatten

    Export as JPEG for posting