
All Images Copyright Rod Gallagher
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NGC 40 -- Bow Tie Nebula
Object
Type
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Planetary Nebula
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Constellation
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Cepheus
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Distance
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3,500 light years
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Magnitude
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10.7
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Size
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38 x 35 arc-sec
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Notes
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Also known as Caldwell 2
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Image
Date
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2008-10-30
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Place
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Bixhoma Observatory (H33)
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Exposure Data
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L 10 mins @ -5 C
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L 10x1 min
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Notes
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All filters binned 2x2
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Equipment
Optics
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Meade 12" RCX-400
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Focal Length
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1500 mm @f/5 (f/8 with 6.3 focal reducer)
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Mount
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RCX-400 on Milburn Wedge
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Camera
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SBIG ST-10XME w/AO7
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Focuser
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JMI Focuser with RoboFocus
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Filters
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CFW-10, Astrodon LRGB
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Software
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TheSky6, CCDSoft, CCDAutopilot5, CCDStack 2+, PixInsight, PhotoShop CS6
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Reprocessed on 07/10/2023
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