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All Images Copyright Rod Gallagher
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NGC 4258 -- Galaxy Group
Object
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Type
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Galaxy Group
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Constellation
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Canes Venatici
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Distance
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23.7M light-years
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Magnitude
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8.4
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Size
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18.6 x 7.2 arc-min
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Notes
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Galaxy Group includes NGC 4248, NGC 4258 (M 106), NGC 4231, NGC 4232, NGC 4226, NGC 4217
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Image
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Date
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2011-03-03
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Place
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Winter Star Party
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Exposure Data
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Clear 30 mins @ -10C
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C 6x5 min
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Notes
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All filters binned 2x2
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Equipment
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Optics
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Takahashi FSQ-106N
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Focal Length
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530 mm @f/5.0
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Mount
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Takahaski NJP
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Camera
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SBIG ST-10XME
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Focuser
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RoboFocus
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Filters
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CFW-10, Astrodon CRGB
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Software
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TheSky6, CCDSoft, Focusmax, CCDAutopilot4, CCDStack 2+, PixInsight, PhotoShop CS6
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Reprocessed on 09/12/2023
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