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Rosette Nebula
Type Diffuse Nebula
Constellation Monoceros
Distance 5,500 ly
More Info
Date 18 Dec 2009 (Fall)
Place Little Blair Valley, Anza-Borrego Desert, CA
Exposure Data HaRGB 180:20:20:20 mins @ -20C
Ha 12x15 (1x1), R 4x5, G 4x5, B 4x5 (bin 2x2)
Notes Taken with a borrowed camera.
Optics Takahashi FSQ-106N Refractor
Focal Length 530mm @f/5
Mount Astro-Physics 900GTO
Camera SBIG ST-10XME
Focuser Robo-Focus
Filters CFW9, Astrodon 6nm Ha, LRGB
Software MaxIm DL, CCDStack, Photoshop

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