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Rho Ophiuchi Nebula
IC4603 & IC4604
Type Reflection Nebula
Constellation Ophiuchus
Distance 460 ly
More Info
Date 11 May 2010 (Spring)
Place Joshua Tree, CA
Exposure Data LRGB 120:30:30:30 mins @ -20C
Lum 12x10 (bin 1x1), R 6x5, G 6x5, B 6x5 (bin 2x2)
Optics Takahashi FSQ-106N Refractor
Focal Length 530mm @f/5
Mount Astro-Physics 900GTO
Camera SBIG ST-10XME
Focuser Robo-Focus
Filters CFW10A, Astrodon Gen 2 LRGB
Software MaxIm DL, CCDStack, Photoshop