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Trifid Nebula
M20
Object
Type Diffuse Nebula
Constellation Sagittarius
Distance 5,200 ly
More Info
Image
Date 24 Jul 2009 (Summer)
Place Palomar Mountain, CA
Exposure Data HaLRGB 15:45:15:15:15 mins @ -10C
Ha 3x5, Lum 9x5 (bin 1x1), R 3x5, G 3x5, B 3x5 (bin 2x2)
Notes
Equipment
Optics Takahashi MT200 Newtonian
Focal Length 960mm @f/4.8
Mount Astro-Physics 900GTO
Camera SBIG ST-10XME
Focuser TAK MEF-1
Filters CFW10A, Astrodon 3nm Ha, Gen 2 LRGB
Software MaxIm DL, CCDStack, Photoshop