Celestial hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  Bubble Nebula  ·  NGC 7635
NGC 7635 - The Bubble Nebula, Kyle Butler
NGC 7635 - The Bubble Nebula
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NGC 7635 - The Bubble Nebula

NGC 7635 - The Bubble Nebula, Kyle Butler
NGC 7635 - The Bubble Nebula
Powered byPixInsight

NGC 7635 - The Bubble Nebula

Equipment

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Acquisition details

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Description

Exposure Details

30x 300s each of Ha, OIII, SIII (111 gain, 10 offset)

50x Darks and flats for calibration

7.5 hours total integration time

Processing

Processed each channel individually

Frames calibrated and stacked in PixInsight, drizzle 2x

DBE on each channel

Deconvolution on each channel

MLT noise reduction on each channel

Stretched each channel using HistogramTransformation

Combined using PixelMath (Red = SII, Green = Ha, Blue = OIII)

Minor MLT sharpening

Final minor CurvesTransformation and ColourSaturation

Final touch ups in photoshop

Comments

Sky plot

Sky plot

Histogram

NGC 7635 - The Bubble Nebula, Kyle Butler