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NGC 4565 - Spiral Galaxy in Coma
Berenices
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Copyright 2010 Hap Griffin
Date/Location:
January 12, 2010 Griffin/Hunter
Observatory Bethune, SC
NGC 4565
is a typical Spiral galaxy viewed almost exactly edge-on. Used as an
example in many astronomy textbooks, it is a favorite target by many
amateurs. It lies at a distance of approximately 35 million
light-years. The smudge perpendicular and to its lower right is the
14th magnitude spiral galaxy NGC 4562.
Camera: QSI 583wsg
Filters: Astrodon E Series Generation 2 LRGB
CCD Temperature: -20 C
Instrument: Planewave CDK 12.5"
Focal Ratio: f/8
Mount: AP-1200
Guiding: Auto via the QSI camera's built in Off-Axis Guider
mirror and a Starlight Express Lodestar Guider
Conditions: Clear and cold
Weather: 20 F, still
Exposure: 140 minutes total (5 x 10 minutes Luminance, 3 x 10 minutes each in RGB)
Capture: CCDAutopilot 4 w/ Maxim DL Camera Control, focused automatically w/
FocusMax
Processing: Frame calibrations, alignment and stacking with ImagesPlus v3.80.
Finishing in Photoshop CS4.