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Helix Nebula mapped as NII-OIII-OIII
NGC7293
Object
Type Planetary Nebula
Constellation Aquarius
Distance 450 ly
More Info
Image
Date 18-Aug-2012 (Summer)
Place Carlsbad, CA
Exposure Data NII:OIII:OIII 105:105:105 mins @ -10C
NII 7x15, OIII 7x15 (bin 1x1)
Notes
Equipment
Optics Takahashi FSQ-106N Refractor
Focal Length 530mm @f/5
Mount Astro-Physics 900GTO
Camera SBIG ST-10XME
Focuser Robo-Focus
Filters CFW10A, Astrodon 3nm NII, OIII
Software Maxim DL, CCDStack, Photoshop

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