Hemisphere:  Northern  ·  Constellation: Canes Venatici (CVn)  ·  Contains:  NGC 4627  ·  NGC 4631  ·  NGC 4656
NGC4631 & NGC4656, Whale and Hockeystick, 



    
        

            Sören Ottenhof
NGC4631 & NGC4656, Whale and Hockeystick
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NGC4631 & NGC4656, Whale and Hockeystick

NGC4631 & NGC4656, Whale and Hockeystick, 



    
        

            Sören Ottenhof
NGC4631 & NGC4656, Whale and Hockeystick
Powered byPixInsight

NGC4631 & NGC4656, Whale and Hockeystick

Technical card

Imaging telescopes or lenses: Skywatcher ED80

Imaging cameras: Canon EOS 450D Full Spectrum

Mounts: HEQ5 PRO

Guiding telescopes or lenses: Skywatcher ED80

Guiding cameras: Orion StarShoot Autoguider

Focal reducers: Skywatcher 0.85x Focal Reducer

Software: Adobe Photoshop CS6

Filters: Hutech IDAS LPS-P2 2"


Dates:March 6, 2014March 28, 2014March 29, 2014

Frames:Hutech IDAS LPS-P2 2": 76x600"

Integration: 12.7 hours

Darks: ~20

Flats: ~21

Avg. Moon age: 20.19 days

Avg. Moon phase: 13.09%


Basic astrometry details

Astrometry.net job: 689993

RA center: 12h 43' 3"

DEC center: +32° 17' 45"

Pixel scale: 2.056 arcsec/pixel

Orientation: 173.142 degrees

Field radius: 1.215 degrees


Resolution: 3600x2272

Comments

Sky plot

Sky plot

Histogram

NGC4631 & NGC4656, Whale and Hockeystick, 



    
        

            Sören Ottenhof