Crab Nebula – M1

Crab Nebula
M 1
11/21/2007
Taurus
Ionia, NY
Meade 12” Classic, SBig 2000XM Camera/Filter Wheel, PHD guiding
−25°C
# Exp (min) Filter Bin Net Time (min)
3 15 Blue 2×2 45
3 15 Green 2×2 45
3 15 HAlpha (Red) 2×2 45
3 15 Lum 2×2 45
Total 3 hr
Reduced in CCDSoft
Aligned in Registar
Combined in ImagesPlus (Adaptive Addition)
Histogram, curves adjusted in PixInsight
Levels, Curves in Photoshop CS
Gendler’s HAlpha combination (Method 1)
Carboni’s Photoshop Actions applied

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