Sh2-154
- Nebula in
Hydrogen Alpha enhanced colour
Click on the image to see it
at 2x resolution
Image Data:
Scope: AP155EDF
Camera: Moravian G4 (16803 ccd) w Astrodon Gen II filters
Mount: Paramount MX
42 x 20 minutes H-Alpha for total of 14 hours
12/12/13 x 10 min each of Red, Green and Blue for total of 6+ hours
Processing in PixInsight:
RGB: SPCC, BlurX, NoiseX, Curves, HT, masked Saturation boost to highlights
H-Alpha: BlurX, NoiseX, StarX, Curves, HT, Stars back in
Processing in Photoshop:
Split
Channels for RGB; Ha added to Red @ 100% using Lighten; added to Blue @
20% using Lighten; Merge Channels; Selective Colour adjustment; noise
reduction in shadows. Save for Web
Lucknow, Ontario, Canada
August 2024
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