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Dumbbell Nebula
M27
Object
Type Planetary Nebula
Constellation Vulpecula
Distance 1,250 ly
Magnitude 7.4
Angular Size 8.0x5.7 arc min
Size
More Info  SEDSAPODEssay by Robert Gendler ©
Image
Date 7/1/2006
Place Carlsbad, CA
Exposure Data Ha:OIII:OIII 30:30:30 mins @ -5C
Ha 3x10, OIII 3x10 (bin 1x1), OIII 3x10 (bin 1x1) as RGB
Notes Uses the OIII filter for both Green and Blue.
Equipment
Optics Takahashi FSQ-106N Refractor
Focal Length 530mm @f/5
Mount Celestron CGE
Camera SBIG ST-2000XM (KAI-2020M)
Focuser Robo-Focus
Filters CFW10A, Astrodon 6nm Ha, OIII
Software Maxim DL, RegiStar, Photoshop

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