Messier 20
The Triffid nebula
Equipment set-up
SBIG STXL16200 FW8G and AOX
Software Bisque
Data capture CCDops, Calibration MaxIm CCD, Processing PixInsight, Photoschop CC 2023
Exposure HaRGB 40:50:50:60 minutes
Copyright Peter J Ward 2023
Can you see all 26 grey scales above?