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North American Nebula in Emission-Line
Type Nebula
Constellation Cygnus
Distance 1,500 ly
More Info
Date 07 Jul 2006 (Summer)
Place Carlsbad, CA
Exposure Data SII:Ha:OIII 80:120:80 mins @ -5C
SII 8x10 (bin 2x2), Ha 12x10 (bin 1x1), OIII 8x10 (bin 2x2) as RGB
Notes Ha also used as the Luminance layer
Astromart's Picture of the Day 7/24/2006
Optics Takahashi FSQ-106N Refractor
Focal Length 530mm @f/5
Mount Celestron CGE
Camera SBIG ST-2000XM
Focuser Robo-Focus
Filters CFW10A, Astrodon 6nm SII, Ha, OIII
Software Maxim DL, Photoshop

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