Object
Description:Bubble Nebula in Emission-Line
Type:Planetary Nebula
Constellation:Cassiopeia
Distance:11,000 ly
Image
Date:November 6, 2008
Location:Carlsbad, CA
Exposure:Ha 8x15 (bin 1x1)
Equipment
Optics:Takahashi MT200 Newtonian
Focal Length:960mm @f/4.8
Mount:Astro-Physics 900GTO
Camera:SBIG ST-2000XM
Focuser:Starlight Feather Touch Micro Focuser
Filters:CFW10A, Astrodon 6nm Ha
Software:Maxim DL, CCDStack, Photoshop
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