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M20 - Trifid Nebula - 20070721

Del Valle 7/21/07
Orion 80ED
Orion Starshoot Deep Space Imager
74x40sec; Gain 60; Offset 103
Captured in Nebulosity
Bad pixel removal
Drizzle stacked: PR=0.8, SF=1.3, A=3
Levels and curves
Slight saturation increase
Minimize largest stars
Astronomy Tools: HBNR, DSNR

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