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Bubble Nebula
NGC7635
Object
Type Planetary Nebula
Constellation Cassiopeia
Distance 11,000 ly
More Info
Image
Date 29 Oct 2004 (Fall)
Place Carlsbad, CA
Exposure Data HaRGB 180:70:30:40 mins @ -20C
Ha 180x10 (bin 1x1), R 7x10, G 3x10, B 4x10 (bin 2x2)
Notes
Equipment
Optics Celestron C11 Carbon Fiber SCT w/XLT
Focal Length 1764mm @f/6.3
Mount Celestron CGE
Camera SBIG ST-2000XM
Focuser Optec TCF-S
Filters CFW8A, SBIG LRGB, Astronomik 13nm Ha
Software CCDSoft 5, Photoshop cs